The value of f(x) . g(x) is [tex]2x^2+28x[/tex] by using multiplication of functions.
By considering the given functions
f(x)=4 x
g(x)=1/2 x+7
f(x) . g(x)
=4 x (1/2 x+7 )
[tex]=2x^2+28x[/tex]
A y-intercept, a horizontal asymptote, a domain (the range of x values at which the function exists), and a constant growth factor, b, are the four main characteristics of exponential functions.
A mathematical expression, rule, or law that establishes the relationship between an independent variable and a dependent variable (the dependent variable). In mathematics, functions are everywhere, and they are crucial for constructing physical relationships in the sciences.
Four broad categories can be used to classify different types of functions. One to one function, many to one function, onto function, one to one and into function—all based on the element.
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To avoid a storm, a passenger-jet pilot descended 0.27 mile in 0.6 minute. What was the plane's average change of altitude per minute???????
Answer:
the ratio of distance descended over time
Step-by-step explanation:
4 = 3а - 14 how do you get the problem set up
Answer:
Step-by-step explanation: 4=3a-14 then you add 14 to both sides and to isolate 3a should it look like this 18=3a then you divide 3 and to isolate "a" and you should 6=a
hope this helped :D
Answer:
a = 6
Step-by-step explanation:
Switch the sides
[tex]4=3a-14\\= 3a-14=4[/tex]
Group(right side)
[tex]3a-14=4\\3a-14+14=4+14[/tex]
Simplify arithmetic
[tex]3a=4+14\\3a=18[/tex]
Isolate "a"
[tex]3a=18\\\frac{3a}{3}=\frac{18}{3}[/tex]
Simplify this improper fraction by splitting it into its least common multiples
[tex]a=\frac{6 \times 3}{1 \times 3}[/tex]
Factor(Cancel GCF)
[tex]a = 6[/tex]
Concerns, let me know, otherwise, have a great day!
Write the function rule g(x) after the given transformations of the graph of f(x) = -3x.
Reflection in the y-axis; vertical compression by a factor of 1/9.
g(x) = []
Can someone help please, tysm!
The function rule g(x) after the given transformations of the graph of f(x)= 3x is g(x) = 1/9x
Transformation techniques -
The act of shifting an object's location on the xy plane is referred to as transformation.
Given the parent function
f(x) = -3x
If the function is not reflected over x-axis, the resulting function will be f(x) = 3x
If the resulting function is compressed by a factors of 1/8, hence the final function rule will be;
g(x) = 1/9( 3x)
g(x) = 1/9x
Hence the function rule g(x) after the given transformations of the graph of f(x)=3x is g(x) = 1/9x.
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Evaluate
3²• 3 -⁵
———-
5-²
Answer:
0.926
Step-by-step explanation:
Simplify exponents
[tex](3^2*3^{-5})/5^{-2}\\(3^2*0.004)/5^{-2}\\(9*0.004)/5^{-2}\\(0.037)/5^{-2}\\0.037/0.04\\= 0.926[/tex]
What is the classification for this polynomial?
-3m²n²
Click on the correct answer.
monomial
binomial
trinomial
Answer:
Monomial
Step-by-step explanation:
This is a monomial because there is only one term.
Monomial = one term.
Binomial = two terms
Trinomial = three terms
Hope this helps!
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NEED IT ASAP!!!! The length of the string of a pendulum, L, can be determined using the function L(p)=9.8(p/2pie)^2 , where p is the period of the pendulum. The velocity at the bottom of the pendulum can be modeled by the function v(L)=\sqrt{19.6L} .
Which function can be used to find the velocity at the bottom of the pendulum released from the same angle for any period, p?
A function which can be used to determine the velocity V(L(p)) at the bottom of the pendulum released from the same angle for any period, p is V(L(p)) = p/2π√192.08.
What is a function?A function can be defined as a mathematical expression which is used to define and represent the relationship that exists between two or more variables. This ultimately implies that, a function is typically used for mapping an input variable to an output variable.
Given the following data:
L(p) = 9.8(p/2π)².
V(L) = √19.6L
A function which can be used to determine the velocity V(L(p)) at the bottom of the pendulum released from the same angle for any period, p is given by:
V(L(p)) = √[19.6 × 9.8(p/2π)²]
V(L(p)) = √(19.6 × 9.8) × √(p/2π)²)
V(L(p)) = 192.08 × (p/2π)
V(L(p)) = p/2π√192.08
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Answer:
its B V(L(p)) = p/2π√192.08
Step-by-step explanation:
You go the grocery store and buy 7 bags of gummy bears and 3 chocolate bars. your total was $22. next time you go, you buy 3 bags of gummy bears and 1 chocolate bar for a total of $8. what is the cost of each bag of gummy bears?
The cost of each bag of gummy bears= $1
Let,s take the cost of a bag of gummy bears to be x and the cost of each chocolate bar to be y.
So from the given question, we get out the first equation as
7 x + 3 y = $22 ------(1)
and the second equation is
3 x + 1 y = $ 8 -------(2)
We have to find the value of x and y by which we will get to know about the cost of each bag of gummy bears and chocolate bar respectively.
Now we have to multiply the second equation with 3
(3 x + 1 y = $8 ) *
we will get :
9 x + 3 y = $ 24 -------( 3)
After equating equations (1 ) and (3)
we get
7 x + 3y = $22-------(1)
9x + 3 y= $24-------(3)
By subtracting of the equation (1) and (3) we get
-2 x = - $2
i.e., x = $1
Now to get the value of y we can put the value of x in any of the above- given equation
Let us put it on equation number (2)
3x + 1 y = $8
= 3 * 1 + y = $ 8
= 3 + y = $ 8
=y = $5
From this, we get the value of x = $1 and y = $ 5 which are the value of gummy bear and chocolate bar
We have to find the value of each gummy bar which is $1
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Find the two real solutions of each equation. x²=0.25
Answer:
x = 0.5, −0.5 i think
Step-by-step explanation:
bc 0.5 x 0.5 is 0.25 and in multiplication 2 negs equal a positive
What is this? ба + 12 = 2(за - 8)
It's a simple linear (first degree) equation in ' a '.
It has no solution.
When George was born, his father was 36 years old. George is now 10% of his father's age.
How old is George now?
3.62 years
Or
3 years
7 Months
12 days
9 hours
18 minutes
40 seconds
Select the postulate that is illustrated for the real numbers.
5 · 1 = 5
The postulate is which illustrated the above expression is the multiplication identity.
As we are the given expression for the real numbers 5 . 1 =5, Jere the ". " depicts the multiplication symbol, and the here 1 is called the identity element. According to the postulate, it is said that the identity element which is the 1 in the group of rational numbers, when multiplied with any real number in a given mathematical system leaves the result of the product unchanged.
Such as 4 . 1=4
7 . 1 =7
12 . 1= 12
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Suppose a designer has a palette of 6 colors to work with, and wants to design a flag with 3 vertical stripes,
all of different colors.
How many possible flags can be created?
pls help permutations and combinations are kicking my butt
The number of possible ways to create the flag with 6 colors in total and 3 colors to be used in the flag is 30 ways.
We are given that:
Total colors in a palette = 6 colors.
Colors to be used in making of the flag = 3 colors.
So, by using the permutations, we get that:
Number of possible ways to create the flag = 6 × 5 ways.
Number of possible ways to create the flag = 30 ways.
Therefore, we get that, the number of possible ways to create the flag with 6 colors in total and 3 colors to be used in the flag is 30 ways.
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is anyone good at math? please I need help and say the answer A, B, C, and D and be sure of your answer thanks and the First picture and the second one are the same question
Answer:
Step-by-step explanation:
Question 1:
0.42 repeating is rational. A rational number is any integer, fraction, terminating decimal, or repeating decimal.
11/3 = rational. A rational number is any integer, fraction, terminating decimal, or repeating decimal.
6.25 is a rational number. A rational number is any integer, fraction, terminating decimal, or repeating decimal.
16[tex]\pi[/tex] = irrational irrational number, any real number that cannot be expressed as the quotient of two integers.
0.01045 is rational. A rational number is any integer, fraction, terminating decimal, or repeating decimal.
[tex]\sqrt{\frac{3}{16} }[/tex] = Irrational number because it cannot be expressed as a fraction of two whole numbers and it has no accurate decimal equivalent.
[tex]\sqrt{48}[/tex] = The square root of 48 is not a rational number, as it cannot be expressed in the p/q form.
[tex]\sqrt{\frac{16}{81} }[/tex] = rational. The square root of (16/81) is the same as the square root of 16 divided by the square root of 81. You can divide the fraction inside the radical before or after you calculate the square root. The result will be the same.Here we first calculate the square root of the numerator and the square root of the denominator separately, and then we divide the two: √16 √81 = 4 9 ≈ 0.4444 Alternatively, we first divide 16 by 81 and then do the square root of the quotient:√16/81 ≈ √0.1975 ≈ 0.4444
Question 2:
[tex]\frac{\sqrt{6} }{\sqrt{5} }[/tex] = irrational. Irrational number because it cannot be expressed as a fraction of two whole numbers and it has no accurate decimal equivalent.
[tex]\frac{\sqrt{6} }{5}[/tex] = irrational number because it cannot be expressed as a fraction of two whole numbers and it has no accurate decimal equivalent.
[tex]\sqrt{30}[/tex] = the square root of 30 is not a rational number. It is an irrational number, as it cannot be expressed in the form of p/q.
[tex]\frac{\sqrt{5} }{6}[/tex] = irrational number, as it cannot be expressed in the form of p/q.
[tex]\frac{\sqrt{30} }{5}[/tex] = irrational since there is no exact square root for 30 and 5.
Question 3:
[tex]\sqrt{68}[/tex] = 68 is not an exact square root so it is about 8.24621125124….. about 8.25 or 8.3 or just 8.
[tex]\sqrt{45}[/tex] x [tex]\sqrt{96}[/tex] = 12[tex]\sqrt{30}[/tex]
Honers Algebra 1 Math Questions (Please show all work) Day 2: Functions part 2
For numbers 1 & 2, find the domain of the function in interval notation:
1.g(x)=13x-15/x+4
2.y=x2-10x+2
For numbers 3 & 4, solve the word problems:
3.The temperature in degrees Fahrenheit that is equivalent to a temperature in degrees Celsius is given by the function F(C)=95C+32. Find the temperature in degrees Fahrenheit that corresponds to a temperature of 15 degrees Celsius.
4.A ball is thrown in the air and its height after t seconds is given by the following function: h(t)=-16t2+32tHow high is the ball after 2 seconds?
1. The domain of the function in interval g(x) = 13x-15/x+4
Domain: (−∞,0)∪(0,∞),{x|x≠0
Range: (−∞,∞),{y|y∈R}
2. The domain of the function in interval y=x2-10x+2
Domain: (−∞,∞) {x|x∈R}
Range: (−23,∞),{y|y≥-23}
3. By rearranging the equation so that C is in terms of F, you may determine the inverse:
F= 5/9C+32
32 is deducted from both sides.
F−32= 5/9C
Add five to both sides:
5(F−32)=9C
multiply both sides by 9.
C= 5/9(F−32)
C=− 25/9
−2.78C o 2.dp
The inverse is, in fact, a one-to-one function.
4. We are looking for the height at t=0 in order to determine the beginning height. To do this, replace t with 0 and find h.
h(t)= -16t2 + 32t + 24
h(0) = -16(0)2 + 32(0) + 24
h(0) = 24
24 feet is the initial height
The constant in the equation often represents height. 24 in this instance.
The coefficient of x, in this case 32, represents the beginning velocity.
32 feet per second is the beginning velocity.
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Evaluate each logarithm.
log₄2
The value of the expression log₄2 is 1/2.
The logarithmic function is the inverse of the exponential function. This means that the logarithm of a given number, say x, is the exponent to which another fixed number that is the base b, must be raised, so as to produce that number x.
Log a to the base b can be written as- log a/ log b.
Moreover, log [tex]a^{k}[/tex] = k log a, for all non negative values of a
Here, we are given a logarithmic expression- log₄2
We can expand this as-
log₄2 = log 2/ log 4
= log 2/ log [tex]2^{2}[/tex]
= log 2/ 2 log 2
= 1/2
Thus, the value of log₄2 is 1/2.
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2x+36=8x solve for x NO WORDS
Answer:
x = 6
Step-by-step explanation:
Subtract, simplify, subtract
[tex]2x+36-36=8x-36\\2x=8x-36\\2x-8x=8x-36-8x\\[/tex]
Simplify
[tex]-6x=-36[/tex]
Divide
[tex]\frac{-6x}{-6}=\frac{-36}{-6}[/tex]
Reverse the equation by the fraction rule
[tex]\rightarrow \frac{6x}{6}\\= x\\\rightarrow \frac{36}{6}\\= 6\\6 = x\\\uparrow\downarrow\\x = 6[/tex]
Tell which of the given equations have parallel line graphs and which have perpendicular line graphs. 17. a. y = x-8 b. -15x + 6y - 10 = 0 c. 4x+10y = 15
Answer:
whether the transaction
is a purchase or sale. Write a formula for the advisor's
commission. Let D represent the value of one transaction.
Give two examples of how this financial advisor could earn a
commision of $1000
Step-by-step explanation:
Answer:
none
Step-by-step explanation:
help please, will give brainliest! :)
The value of y is equal to 18.
What is the value of a variable related to geometric system?
In this problem we have a geometric system generated by two lines intersecting each other and generating two pairs of angles supplementary to each other. The system of linear equations representing the situation is presented below:
(8 · y - 13) + (3 · x + 4) = 180
3 · x + 8 · y = 189 (1)
(10 · x - 19) + (3 · x + 4) = 180
13 · x = 195 (2)
The solution to this system is (x, y) = (15, 18). The value of y is equal to 18.
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HELP ME WITH THIS PLEASE
The customer will pay 27% of the original price
How to determine the amount paid by the customer?The discounts are given as:
70% and 10%
This means that
Selling price = (1 - 0.7) * (1 - 0.1) * original price
Evaluate the differences
Selling price = (0.3) * (0.9) * original price
Evaluate the products
Selling price = 0.27 * original price
Express as percentage
Selling price = 27% * original price
Hence, the customer will pay 27% of the original price
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Work out the perimeter of the shape
shown below.
Give your answer in centimetres (cm).
3 cm
7 cm
4 cm
11 cm
The perimeter of the shape is => 50cm.
Here, we have,
given that,
from the given diagram, we get,
there are two rectangles.
we get,
perimeter of one rectangle is:
2( 3+ 7) cm
=20 cm
perimeter of the other rectangle is:
2(4+11)
= 30cm
so, total perimeter = (20+30) =50cm
Hence, the perimeter of the shape is => 50cm.
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Find the product of 4.5 x 1012 and 5.12 x 109. Write the final answer in scientific notation.
23.04 x 1021
23.04 x 1022
2.304 x 1021
2.304 x 1022
The product of 4.5 x 1012 and 5.12 x 109 written in scientific notation is 23.04 x 110308
It is given that,
Two numbers are 4.5 x 1012 and 5.12 x 109
Using scientific notation, one can express extremely big or extremely small values. When a number between 1 and 10 is multiplied by a power of 10, the result is represented in scientific notation. For instance, 650,000,000 can be represented as 6.5 X 10^8 in scientific notation.
We need to find the product of both numbers and then find the final answer in scientific notation form
(4.5 x 1012) x ( 5.12 x 109 )
(4.5 x 5.12) x ( 1012 x 109)
23.04 x 110308
Hence, the product of 4.5 x 1012 and 5.12 x 109 written in scientific notation is 23.04 x 110308
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2. What is the perimeter of square EFGH?
A bakery sells apple pies for $9.15. If the pie has a diameter of 6 inches, what is the approximate cost per square inch of the apple pie? Round to the nearest hundredth.
a $1.30
b $0.64
c $0.32
d $0.08
Based on the diameter of the pie, and the cost of the apple pie, the approximate cost per square inch of the apple pie is $0.32
How to find the approximate cost?First, find the area of the apple pie sold by the bakery because this will be needed to find the approximate cost per square inch.
Area of the pie will be the area of a circle:
= π x radius x radius
Radius is:
= 6 / 2
= 3 inches
The area of the apple pie is:
= π x 3 x 3
= 28.29 inch²
The approximate cost per square inch is:
= 9.15 / 28.29
= $0.32
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Answer: the answer is C $0.32
Step-by-step explanation:
This answer is proving the other person's answer correct
I got the questions on this test correct so I know the answer
Here is photo proof that it is correct
You can trust me because I always try my best to provide the correct answers on these tests. Have a good day FLVS students :)
14,040-50x = 12,500+20x
Answer:
x = 22
Step-by-step explanation:
14,040 - 50x = 12,500 + 20x
14,040 - 12,500 = 20x + 50x
1540 = 70x
x = 22
Q10.
The diagram shows a solid cone.
The radius of the base of the cone is 5 cm.
The total surface area of the cone is 907 cm²
Work out the volume of the cone
5 cm
Diagram NOT
accurately drawn
The Volume of the cone with base radius 5cm and Total Surface Area 907cm² is 1374.5cm³.
The Volume of the cone is denoted by
V = (1/3)*π*r²*h
where r = base radius
h = height of the cone
In the given question
the base radius r = 5cm
the total surface area of the cone = 907cm²
Total Surface Area of the cone is denoted by = πr(L+r)
where L is the slant height .
Step1: we first calculate Slant height "L"
Substituting the values in Total Surface Area formula we get
907 = π*5(L+5)
Simplifying further we get
L+5 = 907/5π
L = 907/5π - 5
L = 57.77 - 5
L = 52.77
Step2: Use L to find the height of cone
Using Pythagoras Theorem
L²=r²+h²
(52.77)² = (5)² + h²
Simplifying further we get
2784.67 = 25 + h²
h² = 2759.67
h = √2759.67
h = 52.53
Step 3: use h to find the Volume
Substituting the value of h and r in Volume formula we get ,
V = (1/3)*π*5²*52.53
= (1/3)*(3.14)*25*52.53
= 4123.605 / 3
= 1374.535
≅1374.5
Therefore , the volume of the cone is 1374.5cm³.
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Write each equation in exponential form.
log 0.0001=-4
The exponential form of the given equation is 0.0001 = [tex]10^{-4}[/tex]
The exponential function is the inverse of the logarithmic function and vice versa. This means that the logarithm of a given number, say x, is the exponent to which another fixed number that is the base b, must be raised, so as to produce that number x. Mathematically this means,
logₐ x = y
then x = [tex]a^{y}[/tex]
Here, we are given a logarithmic function- log 0.0001 = -4
since no base is given, we always assume it to be 10
thus, the function can be written as- 0.0001 = [tex]10^{-4}[/tex]
Hence, the exponential form of this equation is 0.0001 = [tex]10^{-4}[/tex].
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1.15e-10 I can found the answer please help me
Answer: 0.000000000115
Step-by-step explanation: 1.15e-10 = 1.15x10^-10
You want to purchase a new bike that costs 134.98. To save for the bike, you mow your neighbor’s yard for 45$ each week. How much money will you have left over if you buy the bike after saving for 4 weeks
Answer: $44.02
Step-by-step explanation: 180 - 135.98 =
44.02
Mari is adding (-7) and (-2). She adds their absolute values and says the answer is 9. What did Mari forget?
Answer: She forgot to add there signs
Step-by-step explanation:
Since both numbers are negative, you have to add their absolute values and then add their signs so its -9
Answer:
Step-by-step explanation:
She forgot to keep the same sign as the numbers being added (SAK) same , add , keep
Plot 8,1 , and -3 on the number line.
Answer:
8 would come on the 3rd notch past 5( is behind 10 2 notches.
1 would come one notch after 0.
-3 would come 3 notches befor 0 and 2 notches after -5.
Step-by-step explanation:
Hope it helps! =D