Answer:
[tex](x^2y^5)5 = 5x^2y^5[/tex]
Step-by-step explanation:
Remove the parentheses to factor.
[tex]= x^2y^5 \times 5[/tex]
Flip the expression, creating a leading term and simplifying the equation.
[tex]= 5x^2y^5[/tex]
Consider a particular baseball player at bat. The height of the ball at time t can be modeled by h=-16t^2+v t+h. Here, v is the initial upward velocity of the ball, and h is the height at which the ball is hit. if a ball is 4 feet off the ground when it is hit with a negligible upward velocity close to 0 feet per second, when will the ball hit the ground?
Solve for [tex]t[/tex] when [tex]h=0[/tex], given [tex]v_0=0[/tex] and [tex]h_0 = 4[/tex].
[tex]0 = -16t^2 + 4 \implies 16t^2 = 4 \implies t^2 = \dfrac14 \implies t = \dfrac12[/tex]
so it will take half a second for the ball to hit the ground.
I need help with this
Simplification - The process of making something less complicated and therefore easier to do or understand, or the thing that results from this process .
What is the simplification rule?
The general rule to simplify expressions is PEMDAS - stands for Parentheses, Exponents, Multiplication, Division, Addition, Subtraction.
Replace Question mark .
1.) 1/2 = 1× x / 2 ×10
1/2 = x / 20
x = 20 / 2
x = 10.
2.) 3/4 = 3 x 5 / 4× x
3/4 = 15 / 4x
12x = 60
x = 60 / 12
x = 5
3.) 7/8 = 7× 3 / x × 3
7/8 = 21 / 3x
21x = 21 × 8
x = 8
4.) 2/3 = x×4 / 3 × 4
2/3 = 4x / 12
12x = 24
x =2 .
5.) 6/12 = (6/6) / (12/x)
1/2 = 1 / (12/x)
1/2 = x/12
2x = 12
x = 6.
6.) 3 / 15 = (3 /x) /(15 / 3)
3/15 = (3/x) / 5
3/15 = 3/5x
15x = 15× 3
x =3.
7.) 175/250 = (x/25) / (250/25)
taking LHS
175/250 = 7/ 10
Solve RHS
(x/25) / (250/25)
(x/25) / (10) = x/250
x/250 = 7/10
x = 175.
8.) 28 /56 = (28/28) / (x/28)
28/56 = 1/ (x/28)
28 / 56 = 28 /x
x =56 .
9.) 14/16 =(14/x) / (x/2)
14/16 = 14/x × 2/x
14 /16 = 28 /x²
1 /16 = 2/ x²
x² =32 .
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Find the value of x in the triangle shown below
The value of x from the triangle is 12
How to determine the valueGiven the sides as;
Hypotenuse = 15opposite = xAdjacent = 9Using the Pythagorean theorem
Hypotenuse square = opposite square + adjacent square
Substitute the value, we have;
15² = x ² + 9²²
Find the squares
225= x² + 81
collect like terms
225 - 81 = x²
144 = x²
Take the square root of both sides
x √144
x = 12
Thus, the value of x from the triangle is 12
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A scale drawing of a rectangular park is 8 inches wide
and 11 inches long.
The actual park is 330 yards long. What is its area?
Use paper to help you with your thinking.
79200 square yards
240 square yards
88 square yards
2640 square yards
The area of park in terms of scale drawing is 79200 square yards with scale drawing of a rectangular park is 8 inches wide and 11 inches long.
What is area of rectangle?Area of rectangle=Length * width.
Given:
scale length of rectangular park = 11 inch =
scale width of rectangular park = 8 inch
scale length / actual length of park = scale width/ actual width of park
11/330= 8/ actual width of park
1/30 = 8/ actual width of park
actual width of park = 240
So,
Area = length* width
=330*240
= 79200 square yards
Hence, the area of the actual parking is 79200 square yards.
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rite g(x) = 4x2 + 88x in vertex form
The function written in vertex form is
[tex]g(x) =4x^2+88x =4(x+ 11)^2 - 484[/tex]
This is further explained below.
What is the function written in vertex form?Generally, the equation for the function is mathematically given as
g(x) = 4x2 + 88x
Therefore,
g(x) = a(x +11)2 + k
[tex](x +11)x^{2} as\ x^2 + 22x +121[/tex]
[tex]g(x) = a(x^2 +22x +121) + k\\\\g(x) = ax^2+ 22ax +121a + k[/tex]
Equate eq(a) with eq(b) We obtain,
[tex]4x^2 + 88x = ax^2 + 22ax +121a + k[/tex]
Examine the x coefficients on both sides of the equation.
a=4 and 22a= 88 ; 121a + k = 0
121(4) = -k
k = -484
[tex]g(x) =4x^2+88x =4(x+ 11)^2 - 484[/tex]
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CQ
Write g(x) = 4x2 + 88x in vertex form. The function written in vertex form is g(x) = ___ (x +11)² +____.
endpoint of the
segment LN if
N(-8,2) and the
midpoint is
M(2,-4).
The final endpoint values are: (12,-6)
What is the midpoint?
The midway point of a line or segment is referred to as the midpoint. It creates an evenly spaced division in the line. In essence, it divides the lines into two.
According to the question, the coordinates of a line LN is given as: N (-8,2) and Midpoint M M(2,-4).
To calculate the midpoint, use the standard midpoint formula which is represented as below:
Midpoint =[tex]\frac{x1 + x2 }{2}[/tex] and [tex]\frac{y1 + y2 }{2}[/tex]
From the given data, the values are:
X1 = -8; Y1 = 2; X = 2; Y = -4
Therefore, the calculated midpoint is:
2 = -8 + [tex]\frac{x2}{2}[/tex] = 12
4 = 2 + [tex]\frac{y2}{2}[/tex] = -6
Hence, the final endpoint values are (12,-6)
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6 1/2 yards of ribbon cost $9.75. How much does it cost for 20 yards of ribbon?
Cost of 20 yards of ribbon is $13.32.
Given,
The cost of 6 ½ yards of ribbon = $9.75
We have to find the cost of 20 yards of ribbon.
First of all we have to find the cost of 1 yard of ribbon:
Cost of 1 yard of ribbon = ( 6 ½ yards of ribbon) / (cost of 6 ½ yards of ribbon)
Cost of 1 yard of ribbon = 6 ½ / 9.75 = 6.5 / 9.75 = 0.66666
That is cost of 1 yard of ribbon is $0.666 approximately.
Now, we have to find the cost of 20 yards of ribbon:
Cost of 20 yards of ribbon = (cost of 1 yard of ribbon) x 20
Cost of 20 yards of ribbon = 0.666 x 20 = 13.32
That is cost of 20 yards of ribbon is $13.32.
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Write the equation of each line in
slope-intercept form.
The line parallel to y = 5x + 1 that passes through (-1, 2).
O y = 5x + 7
O y = -1/5x+ 2
O y = -5x-1
O y = 5x + 1
keeping in mind that parallel lines have exactly the same slope, let's check for the slope of the equation above
[tex]y = \stackrel{\stackrel{m}{\downarrow }}{5}x+1\qquad \impliedby \begin{array}{|c|ll} \cline{1-1} slope-intercept~form\\ \cline{1-1} \\ y=\underset{y-intercept}{\stackrel{slope\qquad }{\stackrel{\downarrow }{m}x+\underset{\uparrow }{b}}} \\\\ \cline{1-1} \end{array}[/tex]
so we're really looking for the equation of a line whose slope is 5 and that it passes through (-1 , 2)
[tex](\stackrel{x_1}{-1}~,~\stackrel{y_1}{2})\hspace{10em} \stackrel{slope}{m} ~=~ 5 \\\\\\ \begin{array}{|c|ll} \cline{1-1} \textit{point-slope form}\\ \cline{1-1} \\ y-y_1=m(x-x_1) \\\\ \cline{1-1} \end{array}\implies y-\stackrel{y_1}{2}=\stackrel{m}{ 5}(x-\stackrel{x_1}{(-1)}) \implies y -2= 5 (x +1) \\\\\\ y-2=5x+5\implies {\LARGE \begin{array}{llll} y=5x+7 \end{array}}[/tex]
a father is 4 times as old as his son. in 20 years the father will be twice as old as his son. find the present age of each.
Answer:
2(s+20)
Step-by-step explanation:
hope this helps
Answer: son is 10 years old and father is 40 years old
Step-by-step explanation:
Let the present age of son is x years
Then the present age of father is 4x years
4x+20=2(x+20)
4x+20=2x+40
4x+20-20=2x+40-20
4x=2x+20
4x-2x=2x+20-2x
2x=20
Divide both parts of the equation by 2:
x=10 years
4x=4(10)
4x=40 years
During final 172 students visited the math lab in total .if 4 out of were male is the percentage of female students who visited the math lab ? ( Round to the nearest tenant)
110% percent of female students visited the math lab.
By dividing the value by the entire value and multiplying the result by 100, one may determine the percentage. The percentage calculation formula is (value/total value)100%.
Comparing two amounts while rebasing the second amount to 100 is the simplest way to use percentages.
During the final exam, the number of students that visited the math lab is 172 in total.
Of the total number of students, 4 out of 11 were male.
Therefore, the total number of females that visited the math lab is:
no. of females = 11 - 4 = 7.
Therefore, the percentage of female students who visited the math lab is :
[tex]F=\frac{7}{11} \times 172\\\\F=109.4\\F=110[/tex]
Therefore, the percentage of female students who visited the math lab is 110%.
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Find the midpoint of points A(-5, 3) and B(5, -1) graphically.
Plot the line segment AB by clicking twice on the graph.
s
Start over
-109-8 7 6 543
2 4
y
S
3 4
5
6
7
8
9 10
Mid point of the points A(-5, 3) and B(5, -1) is point C(0,1)
Mid point is a point that lies at the center of any measured distanced.
The points are written in the coordinate forms having first term as 'x' coordinate value called as abscissa and second term as 'y' coordinate value called as ordinate.
A = (x₁ , y₁) = (-5 , 3)
B = (x₂ , y₂) = (5 , -1)
Mid point formula [tex]( \frac{x1 +x2}{2} , \frac{y1+y2}{2} )[/tex], is used to find the midpoint of a line.
Mid point of the points A(-5, 3) and B(5, -1) ,
x₁ = -5
x₂ = 5
y₁ = 3
y₂ = -1
So, mid point C = [tex]( \frac{(-5)+5}{2} , \frac{3+(-1)}{2} )[/tex]
C = [tex]( \frac{0}{2} , \frac{2}{2} )[/tex]
C = (0 , 1) = (x , y)
The mid point of the points A(-5, 3) and B(5, -1) is point C(0 , -1)
The plotting of line segment is shown in the picture.
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Which statements about the system are true? Select two options.y= 1/3x-4 3y-x= -7 The system has one solution. U The system consists of parallel lines, Both lines have the same slope. Both lines have the same y-intercept. The equations represent the same line.
Answer:
The system consists
Step-by-step explanation:
A square on a coordinate plane has one vortex at (-0.5, -2) and a perimeter of 10 units. If all the vertices are located in quadrant III, what are the coordinates of the other three vertices
Answer:
Step-by-step explanation:
each side of square=10/4=2.5
because all the vertices are in quarter |||
so all the coordinates are negative.
x coordinate=-0.5-2.5=-3
y coordinate=-2-2.5=-4.5
all the coordinates are (-3,-2) ,(-0.5,-2)
and (-3,-4.5),(-0.5,-4.5)
Darryl intended to save $150 a month for the next 18 months to purchase a boat. However, after 10 months he has only managed to save $1,200. How much will Darryl need to save now in order to accomplish his original goal?
Answer:
150x8=1,200 so that much more
Step-by-step explanation:
Darryl will need to save an additional $187.50 per month for the next 8 months in order to accomplish his original goal of saving $150 per month for 18 months.
What is an expression?In mathematics, an expression is a combination of numbers, variables, and operators that represents a value or a quantity.
Expressions can be simple or complex, and they can be used to perform mathematical operations, make comparisons, or evaluate functions.
An expression can contain any combination of numbers, variables, and operators, such as addition, subtraction, multiplication, division, and exponentiation.
For example, 3 + 5, 2x - 7, and (4a + 2b) / (3c - d) are all examples of expressions.
We have,
Darryl intended to save $150 a month for 18 months, which would have given him a total savings of:
$150/month x 18 months
= $2,700
However, after 10 months, he has only managed to save $1,200.
This means he fell short of his goal by:
$2,700 - $1,200
= $1,500
To accomplish his original goal, he will need to save an additional $1,500. Since he has 8 months left to save, he will need to save:
$1,500 / 8 months
= $187.50 per month
Therefore,
Darryl will need to save an additional $187.50 per month for the next 8 months in order to accomplish his original goal of saving $150 per month for 18 months.
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Find a in degrees.
Round to the nearest hundredth.
[tex]\large \bf \implies{53.1 \degree}[/tex]
Step-by-step explanation:[tex] \bf \longrightarrow \: sin \: α = \frac{8}{10} = 0.8 \\ \\\bf \longrightarrow \: α = arc \: sin (0.8)= 53.1°[/tex]
On a quiz, a student factored 25x² - 15x + 2 by grouping as follows.
25x² - 15x + 2 = 25x²5x - 10x + 2
= 5x(5x − 1)− 2(5x − 1) This is the student's answer.
He thought his answer was correct since it checked by multiplying. What went wrong? What is the correct factored form?
Select the correct choice below and fill in the answer box(es) to complete your choice.
A. The student did not factor the groups correctly. The correct factored form is □
B. The expression is the sum of two terms. He needs to factor out the common factor. The correct factored form is □
C. The pair of integers to write the middle term is not correct. The correct factored form is □
D. The sign between the two terms is not correct. The correct factored form is □
The correct answer regarding the factoring of the expression 25x² - 15x + 2 is:
B. The expression is the sum of two terms. He needs to factor out the common factor. The correct factored form is (5x - 1)(5x - 2).
How to factor an expression?An expression is factored placing the common terms in evidence, and then simplifying the entire expression according to these terms.
For this problem, the expression is:
25x² - 15x + 2.
After the first step, he found the following factorization:
5x(5x - 1) - 2(5x - 1).
However, this procedure is incomplete, as (5x - 1) is common to both terms of the subtraction. Thus the completely simplified expression is:
(5x - 1)(5x - 2).
As:
The correct option is:
B. The expression is the sum of two terms. He needs to factor out the common factor. The correct factored form is (5x - 1)(5x - 2).
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Evaluate the expression the find the missing values in the table.
Option 1: 85, 60, 32
Option 2: 77, 68, 40
Option 3: 85, 68, 40
Option 4: 77, 60 32,
After the evaluation of the given expression n² + 4, the correct option is (3) 85, 68, and 40.
What are expressions?A group of numbers or variables combined with the operations +, -,×, ÷ or form an expression. Algebraic expressions with variables, numbers, and mathematical operators, as opposed to arithmetic expressions that only contain numbers and mathematical operators.So, n² + 4:
n² + 4 when n = 9: 9²+ 4 ⇒ 81 + 4 = 85n² + 4 when n = 8: 8² + 4 ⇒ 64 + 4 = 68n² + 4 when n = 6: 6² + 4 ⇒ 36 + 4 = 40Therefore, after the evaluation of the given expression, the correct option is (3) 85, 68, and 40.
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Please help.. I don't understand
Step-by-step explanation:
a || b means that a is parallel with b.
a ≅ b means a is congruent with b. that mags that if you orient a and b alike and then put them on top of each other, there is nothing that stands out. they perfectly cover each other.
for angles alone this simply means they have the same size.
A true.
when a line (like in this case r) intersects parallel lines (like in this case p and q), then the angles at the intersections must be the same for p and q.
after all, parallel means that both lines emulate each other's behavior exactly - except for the physical location itself.
B in general is not true. it would only be true, if also r || s.
C true. for the same reasons as A.
D true. for the same reasons as A.
Which number line shows the correct way to find the sum p+q if p is positive and q is negative? a b c or d
Answer:
It would be A
Step-by-step explanation:
The correct way to find the sum p+q, where p is positive and q is negative, is to start from the point representing p on the number line and move to the left by the magnitude of q.
Let's place the positive number p on the number line, starting from the origin (0) and moving to the right by p units. Now, let's place the negative number q on the number line by moving q units to the left from the origin.
To find the sum p+q, we need to consider the relative positions of p and q. Since p is positive, we have moved to the right on the number line. However, since q is negative, it is also positioned to the left of the origin. To add p and q, we need to consider their magnitudes and the direction they point in.
The correct way to find the sum p+q is to start from the point representing p and then move to the left by the magnitude of q. This corresponds to moving p units to the right and then q units to the left. The endpoint of this combined movement represents the sum p+q on the number line.
Hence the correct option is (a).
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evaluate this please
Answer:
27(-⁴)
³
= 3³(-⁴/³)
= 3(-⁴)
= 1
81
PLEASE ANSWER QUICKLY!
#10
Mr. Oliveros buys tickets to take theater
students to a play. Mr. Oliveros spends $45.00
in all. He spends $10 for his ticket and spends
the rest on student tickets. Each student ticket
is $2.50. How many student tickets does Mr.
Oliveros buy?
Answer:
14.
Step-by-step explanation:
1) if mr. Oliveros spent 10$ for his ticket, then the rest sum of his money is 45-10=35$;
2) according to the condition mr. Oliveros spends 35$ for unknown number tickets for students, where 2.5$ for each student. Using this conditiion it is possible to calculate the number of student tickets:
35/2.5=14.
There is a 5 by 5 square in the top right square is your home in the bottom left square is your school there are >100 ways and you can’t go through corners and the way Can only be 10 blocks no more or less
Answer:
there is a 5 by 5 square
Step-by-step explanation:
Answer:
In plane Euclidean geometry, a rhombus is a quadrilateral whose four sides all have the same length. Another name is equilateral quadrilateral, since equilateral means that all of its sides are equalStep-by-step explanation:
a
Convert 5.764764764 ... to a rational expression in the form of
b
where b = 0.
The correct answer will be option b
let x= 5.764764 (1)
multiply both the sides by 1000
1000x = 5764.764 (2)
now substract equation one from equation (2)
999x = 5764
x = 5764/999
In mathematics, a rational number is a number that can be expressed as the quotient or fraction
p
/
q
of two integers, a numerator p and a non-zero denominator q.[1] For example,
−3
/
7
is a rational number, as is every integer (e.g. 5 =
5
/
1
). The set of all rational numbers, also referred to as "the rationals",[2]
A rational number is a real number. The real numbers that are rational are those whose decimal expansion either terminates after a finite number of digits (example:
3
/
4
= 0.75), or eventually begins to repeat the same finite sequence of digits over and over (example:
9
/
44
= 0.20454545...).[6] This statement is true not only in base 10, but also in every other integer base, such as the binary and hexadecimal ones
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in a class 60% of the total number of student are boys and there are 14 girls how many students are there in class
Answer:
14 girls divided by their percentage 0.4 the result will be
35 students
alex invested $50,000 into two accounts. one account paid 2% interest and the other paid 7% interest. he earned 6.2% interest on the total investment. how much did he put into each account
The amount he put into the first account at 2% interest will be $8,000 and into the second account at 7% interest will be $42,000.
Given that,
Amount invested by Alex = $50,000,
Total interest earned = 6.2%,
Now,
Let,
Amount invested at 2% = x,
So,
Amount invested at 7% = (50,000 - x),
So,
According to the question,
7%(50000 - x) + 2%(x) = 6.2% * 50,000
we get,
0.07(50000 - x) + 0.02(x) = 0.062 * 50,000
3500 - 0.07x + 0.02x = 3100
3500 - 0.05x = 3100
We get,
0.05x = 3500 - 3100
0.05x = 400
x = 8000,
So,
Amount invested at 2% = $8000,
So,
Amount invested at 7% = (50,000 - 8000) = $42,000,
Hence we can say that the amount he put into the first account at 2% interest will be $8,000 and into the second account at 7% interest will be $42,000.
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Multiply the number 4 by . Add 6 to the product. Divide this sum by 2. Subtract 3 from the quotient.
1st number is 1 the result is
The original number is represented by x So, the result is the multiplier of 2.
What are the Quotients?Quotients are the number that is obtained by dividing one number by another number.
Dividend ÷ Divisor = Quotients
It is given that Multiply the number 4. Add 6 to the product. Divide this sum by 2. Subtract 3 from the quotient.
Let x = original number
(4x + 6)/2 - 2
= (4x /2 + 6/2) - 2
= 2x + 3 -2
= 2x+1
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The complete question is;
Write a conjecture that relates the result of the process to the original number selected. Represent the original number as x. What is the result?
Suppose that you drink a 20 oz. bottle of Dr. Pepper with both lunch and dinner every day. If so, you’re adding 250 calories to each meal.
A. How many extra calories are you consuming per year compared to just drinking water, which has no calories?
B. A general rule of thumb is that an average-sized person expends about 100 calories for each mile walked. How many miles would you have to walk over the course of a year to burn off all the calories you’re getting from your daily Dr. Pepper?
The extra calories that you are consuming per year is 182,500 calories.
The number of miles that you should walk to burn the extra calories is 1,825 miles.
How many extra calories are you consuming?You are consuming 20 oz of Dr. Pepper each meal. You take Dr. Pepper twice in a day. To determine the total extra calories that is being consumed, multiply the calories consumed per month by the number of times in a day you consume Dr. Pepper and by the number of days in a week.
Multiplication is the mathematical operation that is used to determine the product of two or more numbers. The sign used to represent multiplication is ×.
Extra calories consumed in a year = calories per meal x 2 x number of days in a year
250 x 2 x 365 = 182,500 calories
In order to determine the number of miles you have to walk to lose the extra calories, divide the extra calories by the calories lost per mile
Number of miles to walk = 182,500 / 100 = 1825 miles
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help please get it right and explain how to calculate it for brainliest
esse rode his bike for 2 hours at a constant rate. During the first 1.5 hours, he rode 12 miles. How many miles did Jesse ride his bike during the last half hour? (Enter an exact number.)
mi
Answer:
3 miles
Step-by-step explanation: