The composition of f(x) and g(x) gives:
(f ◦ g) (x) = x² + 9x + 20
How to find the composition of functions?Here we have the two functions:
f(x) = x² + 5x +6
g(x) = x +2
And we want to find the composition:
(f ◦ g) (x)
The composition means that we need to evaluate f(x) in g(x), so we get:
(f ◦ g) (x) = f( g(x))
Then we will get:
(f ◦ g) (x) = g(x)² + 5*g(x) +6
Now, replacing g(x) we get:
(f ◦ g) (x) = (x + 2)² + 5*(x + 2) + 6
Expanding that, we get:
(x + 2)² + 5*(x + 2) + 6 = x² + 4x + 4 + 5x + 10 + 6 = x² + 9x + 20
(f ◦ g) (x) = x² + 9x + 20
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Joseph removes 5/8 gallons of white paint from a can. Then he adds 5/8 gallons of blue paint to the can.
Write and then evaluate a subtraction expression to find the overall increase or decrease in the amount of paint in the can.
Answer: Change = - 2.8 gallons
Step-by-step explanation:
Let X be the starting amount of paint in the can, in gallons.
"Removes 5/8 gallon" can be written -(5/8)gal
"Adds 3/8 gallon" becomes +(3/8)gal
The result is : X - (5/8)gal + (3/8)gal = Remaining Paint (gallons)
Consolidating: Remaining (gallons) = X - (2/8)gal
If we want the overall increase/decrease, subtract the initial volume:
Initial - Remaining = Change in amount of paint in can
Change = (X-(2/8)gal) - X = - (2/8) gallons
What is a Euler Equations?
Answer: a set of quasilinear partial differential equations governing adiabatic and inviscid flow.
Step-by-step explanation:
that the definition of a Euler Equation.
PLEASE HELPPP MEEEEEEEEE
The value of the variable x and y are 12 and 31 respectively.
How to find the value of a variable?Line a and b are parallel lines.
These parallel lines are cut by a transversal.
The traversal forms angle relationship as follows:
5x - 7 = 3x + 17 (alternate angles)
The variable x and y can be found as follows
5x - 7 = 3x + 17
5x - 3x = 17 + 7
2x = 24
x = 24 / 2
x = 12
Therefore,
4y + 3 + 3x + 17 = 180
4y + 3 + 3(12) + 17 = 180
4y + 3 + 36 + 17 = 180
4y = 124
y = 124 / 4
y = 31
Therefore, the value of the variable x and y are 12 and 31 respectively.
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NEED HELP ASAP
Which of the following vertices would minimize the objective function N = 7x + 2y?
A. (4,0)
B. (6,3)
C. (3,9)
D. (0,12)
The vertices that would minimize the objective function N = 7x + are (4, 0)
How to determine which of the vertices that would minimize the objective function N = 7x + 2y?The objective function is given as
N = 7x + 2y
Next, we substitute the values in the options in the objective function
So, we have
A. (4,0)
N = 7(0) + 2(4)
N = 8
B. (6,3)
N = 7 x 6 + 2 x 3
N = 48
C. (3,9)
N = 7 x 3 + 2 x 9
N = 39
D. (0,12)
N = 7 x 0 + 2 x 12
N = 24
The smallest result in the above computations is 8
Hence, the vertices that would minimize the objective function N = 7x + are (4, 0)
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SOMEONE PLEASE HELP MEEEEEE
The answer should be parallel to each other
step by step
from plotting the graph line AB is parallel to Line DF
Answer: AB and DF are parallel.
Step-by-step explanation:
A=(-2,-11)
B=(6,5)
D=(-7,-10)
F=(2,0)
Slope (AB)=5-(-11) =
6-(-2) =2
Slope (DF)=8-(-10)=
2-(-7) =2
Slope of AB=Slope of DF
AB and DF are parallel.
7+(8-3*2) what would be the answer for 50-[20+{50-40}]
Answer:
So the answer would be 20 for 50-[20+[50-40]]
Step-by-step explanation:
50 - 40 =10 and 20 +10 = 30 so we 50 minus 30 which is 20
If its the other one it is 9 because 3 times 2 is 6 and 8 minus 6 is 2 and 7 plus 2 equals 9
Find the height and area of the base of a rectangular pyramid with a volume of 70 cubic centimeters, length of 7 centimeters, and width of 6 centimeters
The height of the rectangular pyramid will be 5 centimeters.
What is volume?The volume of any solid body is defined as the space covered by the object in the three-dimensional space. For a rectangular pyramid, the volume will be the space covered by a pyramid in a three-dimensional space.
Given that the volume of 70 cubic centimeters, length of 7 centimeters, and width of 6 centimeters.
The height of the rectangular pyramid is calculated by using the formula:-
V = ( l w h ) / 3
70 = ( 7 x 6 x h ) / 3
h = 70 / 14
h = 5
Therefore, the height of the rectangular pyramid will be 5 centimeters.
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21 less than 5 times a number is 74. What is the number?
Answer:
19
Step-by-step explanation:
74+21=95 95/5=19
Pre-Calc: Find all the zeros of the function.
The zeros of the polynomial function are y = 4/5, y = -4/5 and y = ±4/5√i and the polynomial as a product of the linear factors is f(y) = (5y - 4)(5y + 4)(25y^2 + 16)
What are polynomial expressions?Polynomial expressions are mathematical statements that are represented by variables, coefficients and operators
How to determine the zeros of the polynomial?The polynomial equation is given as
f(y) = 625y^4 - 256
Express the terms as an exponent of 4
So, we have
f(y) = (5y)^4 - 4^4
Express the terms as an exponent of 2
So, we have
f(y) = (25y^2)^2 - 16^2
Apply the difference of two squares
So, we have
f(y) = (25y^2 - 16)(25y^2 + 16)
Apply the difference of two squares
So, we have
f(y) = (5y - 4)(5y + 4)(25y^2 + 16)
Set the equation to 0
So, we have
(5y - 4)(5y + 4)(25y^2 + 16) = 0
Expand the equation
So, we have
5y - 4 = 0, 5y + 4 = 0 and 25y^2 + 16 = 0
This gives
5y = 4, 5y = -4 and 25y^2 = -16
Solve the factors of the equation
So, we have
y = 4/5, y = -4/5 and y = ±4/5√i
Hence, the zeros of the polynomial function are y = 4/5, y = -4/5 and y = ±4/5√i
How to write the polynomial as a product of the linear factors?
In (a), we have
The polynomial equation is given as
f(y) = 625y^4 - 256
Express the terms as an exponent of 4
So, we have
f(y) = (5y)^4 - 4^4
Express the terms as an exponent of 2
So, we have
f(y) = (25y^2)^2 - 16^2
Apply the difference of two squares
So, we have
f(y) = (25y^2 - 16)(25y^2 + 16)
Apply the difference of two squares
So, we have
f(y) = (5y - 4)(5y + 4)(25y^2 + 16)
Hence, the polynomial as a product of the linear factors is f(y) = (5y - 4)(5y + 4)(25y^2 + 16)
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A company stock was selling at 28$ a share. A month later, it was selling at 21$ a share what is the percentage loss
The percentage loss is 25 %.
Percent change is the difference between subtracting the old value from the new value, dividing by the old value, and multiplying the final result by 100, expressed as a percentage. Generally, to convert a fraction to a percentage, multiply by 100. Similarly, the fraction (ratio) of the amount difference from the initial value is multiplied by 100 to get the percentage change. The formula for the percentage change is defined as the ratio of the difference of final value and initial value to the initial value. The formula of percentage change is mathematically expressed as [tex]Percentage=\frac{Final - Initial}{Initial} \times100\\[/tex] ..(1)It is given that initial value of company stock is $28 and final value is $21 . Put these values in equation (1) , we get
[tex]Percentage=\frac{21 - 28}{28} \times100\\\\Percentage=\frac{-7}{28} \times100\\\\Percentage=-25 \%[/tex]
Negative sign indicates loss in the percentage.
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HELP ME WITH THIS QUESTION HURRY!!!!DUE IN A FEW MINS
LVL- 8th
Answer:
I think the length remains the same
Step-by-step explanation:
Expand each logarithm.
logb √x√3 /y² √6z²
After expanding logarithm is [tex]\frac{1}{2} log_bx + \frac{1}{2} log_b3 - 2log_b(y) - log_b{(\sqrt{6}z )}[/tex]
What is logarithmic equation ?In, mathematics a logarithmic equation is inverse of exponential equation. That means, we can easily convert the logarithmic equation into exponential equation and vice versa.
The basic form of the logarithm function can be written as .
[tex]log_ax =N[/tex]
where, a is the base of function or equation
x define expression
There are many formulas that are given to us for solving several simple and complex problems based on logarithmic functions and logarithmic equations.
Some important formulas of logarithms are :
log_c (a) +log_c (b) = log (a b)log a/b = log a - log blog a^x = x log alog a^a = 1The given expression can be written as,
[tex]log_b\frac{\sqrt{x} \sqrt{3} }{y^2 \sqrt{6z^2} } \\\\= log_b \sqrt{x} \sqrt{3} - log_b {y^2 \sqrt{6z^2} }\\\\= log_b\sqrt{x} + log_b\sqrt{3} - log_by^2 - log_b \sqrt{6z^2} \\\\= \frac{1}{2} log_bx + \frac{1}{2} log_b3 - 2log_b(y) - \frac{1}{2} log_b{(6z^2)} \\\\=\frac{1}{2} log_bx + \frac{1}{2} log_b3 - 2log_b(y) - log_b{(\sqrt{6}z )}[/tex]
Thus, after expanding logarithm is [tex]\frac{1}{2} log_bx + \frac{1}{2} log_b3 - 2log_b(y) - log_b{(\sqrt{6}z )}[/tex]
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Greatest perfect square number between 250 and 300
Answer:
69
Step-by-step explanation:
Su Young borrows $2,900 from the bank for a new deck and some outdoor patio furniture. The interest rate is 5.5% per year. How much simple interest will she pay if she takes 15 months to repay the loan? Round to the nearest cent.
The simple interest that Su Young paid for borrowing $2,900 for 15 months at 5.5% per year is $199.375.
What is simple interest?Simple interest is interest that is not compounded.
Compounding involves adding earned interests to the principal when computing the next period's interest.
Data and Calculations:Principal = $2,900
Period = 15 months or 1.25 years
Interest Rate = 5.5%
Simple interest amount = Principal x Period x Rate
= $199.375 ($2,900 x 1.25 x 5.5%)
Thus, based on simple interest, Su Young paid $199.375.
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Write each expression as a single logarithm.
log 8-2 log 6+log 3
The expression as a single logarithm is log (2/3).
In mathematics, the inverse function of an exponent is a logarithm. This means that the logarithm of a fixed number, such as a, at base b, is used to represent the exponent to which the fixed number must be raised in order to create the number x.
The general properties of logarithm for a fixed base are:
logₐa=1logₐx+logₐy=logₐxylogₐx-logₐy=logₐ(x/y)logₐxⁿ=n logₐxlogₓy=(logₐy)/(logₐx)Now from the above properties of logarithms we can calculate:
log 8-2 log 6+log 3
=log 8 + log 3 - 2log6
We know that logₐx+logₐy=logₐxy and logₐxⁿ=n logₐx
∴log(8×3) -log(6²)
=log 24 - log 36
Again we know that logₐx-logₐy=logₐ(x/y)
=log(24/36)
=log(2/3)
Therefore the given expression written as a single logarithm is log(2/3).
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Can someone answer this plssss
Answer:
It is Perpendicular
If your original network address with prefix is 172.16.0.0/16, what should your new network address with prefix be if you need 16 subnets?
172.16.0.0/20 is the required network address with a prefix if you need 16 subnets.
Given that,
If you require 16 subnets, your new network address with a prefix should be something different from the old one, which is 172.16.0.0/16. To determine the prefix corresponding to the 16 subnets.
Here,
Original network address with a prefix = 172.16.0.0/16,
After 16 subnets the address would become,
New network address with the prefix with 16 subnets = 172.16.0.0/20.
172.16.0.0/20 is the required new address with prefix be if you need 16 subnets.
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Sam says that 2/7 to the power of 2 times 1/3 to the power of 5 can be rewritten as 2/21 to the power of 7 sarah says it can be rewritten as 2/21 to the power of 10 steve says it cannot be rewritten as either of these expressions who is correct explain
If Sam says that 2/7 to the power of 2 times 1/3 to the power of 5 can be rewritten as 2/21 to the power of 7 Sarah says it can be rewritten as 2/21 to the power of 10 Steve says it cannot be rewritten as either of these expression. The person that is correct is: Steve.
Expression2/7 to the power of 2 times 1/3 to the power of 5 can be rewritten or express as [(2/7²)× (1/3^5)].
This implies that both Sam and Sarah are wrong, Only Steve is correct because 2/7 to the power of 2 times 1/3 to the power of 5 can either of the two expression that was mentioned by Sam and Sarah.
Therefore if Steve says it cannot be rewritten as either of these expression. The person that is correct is: Steve.
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2. What is the VOLUME of the rectangular prism? Consider the rectangle on the top/bottom as the base.
I need Area of Base
height and
Volume
Area of base = 52
height = 5
Volume = 260
To find the volume of a rectangular prism all you need to do is multiply the length * width * height.
the area of base is the length * width = 13 * 4 = 52
then you multiply that by the height = 52 * 5 = 260
The line AB passes through the points A(2, -1) and (6, k). The slope of AB
is 5. Work out the value of k.
[tex]A(\stackrel{x_1}{2}~,~\stackrel{y_1}{-1})\qquad B(\stackrel{x_2}{6}~,~\stackrel{y_2}{k}) \\\\\\ \stackrel{slope}{m}\implies \cfrac{\stackrel{rise} {\stackrel{y_2}{k}-\stackrel{y1}{(-1)}}}{\underset{run} {\underset{x_2}{6}-\underset{x_1}{2}}} \implies \cfrac{k +1}{4} ~~ = ~~\stackrel{\stackrel{\textit{sllope of AB}}{\downarrow }}{5}\implies k+1=20\implies \boxed{k=19}[/tex]
If f(1)=1 and f(n)=f(n-1)-1 then find the value of 4
ANSWER PLEASEEEEEEEE I NEEED HELPPPP
Angles <6 and <12 are alternate interior angle.
What are angles <6 and <12?An interior angle is an angle that is inside a shape. It can also be described as an angle that lie in the area bounded between two parallel lines that are intersected by a transversal. In the given image, angles 6 and 11 are interior angles. The sum of interior angles is 180 degrees.
An alternate interior angle is an angle that is formed when two parallel lines are crossed by a transversal. The angle formed on the inner side of the parallel lines, and on the opposite sides of the transversal are called alternate interior angles. The alternate interior angles are angles 6 and 12.
A corresponding angle is an angle that is on the same side of one of two lines cut by a transversal and on the same side of the transversal. Angle 4 and 12 are corresponding angles.
An alternate exterior angle is the two angles that is formed the outer side of the two parallel lines but on the opposite side of the transversal. Angles 4 and 14 are alternate exterior angle.
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Determine whether each function is an example of exponential growth or decay. Then find the y -intercept. y=3 e x
The given exponential function y = 3 eˣ is a exponential growth.
What is defined as the exponential functions?An exponential function is simply function that is used in a variety of real-world applications. It is primarily used to determine exponential decay as well as exponential growth, as well as to calculate investments, model populations, and so on.
The quantity increases really quite slowly at first, then rapidly in Exponential Growth. The rate of change accelerates with time. As time passes, the rate of growth accelerates. The rapid expansion is intended to be a "exponential increase."The quantity decreases rapidly at first, then slowly in Exponential Decay. The rate of change slows over time. As time passes, the rate of change slows. The rapid growth was supposed to be a "exponential decrease."Now, as per the given exponential functions;
y = 3 eˣ
The value of the exponent 'e' = 2.72.
This for any value of x > 0. this function will be of exponential Growth.
Therefore, the given function y = 3 eˣ shows the exponential Growth.
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Simplify each expression.
49¹/₂
The question is testing on indices. Write 49 in its prime factors. By power rule (a^m)^(1/n)=a^(m/n). By factors, 49 = 7×7
49^(1/2)
(7^2)^(1/2) = 7^(2×1/2) = 7
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Due today! Help, please! Will give brainly! 25 pts
The measures of the angles are
TLN = 51, NLM = 129 and MZQ = 129JZQ = TLN = 99LMO= ZMR = 34 and LMR = y = 166How to determine the measures of the angles?1. Angle TLN, MZQ and NLM
The angles TLN and NLM are supplementary angles
So, we have
TLN + NLM = 180
This gives
3x - 18 + y = 180
Also, we have
TLN + MZQ = 180
So, we have
3x - 18 + 5x + 14 = 180
Evaluate the like terms
8x -4 = 180
This gives
8x = 184
Divide
x = 23
Substitute x = 23 in 3x - 18 + y = 180
3 x 23 - 18 + y = 180
Evaluate
51 + y = 180
So, we have
y = 129
The above computations imply that:
TLN = 3 x 23- 18 = 51
NLM = y = 129
MZQ = 5 x 23 + 14 = 129
2. Angle JZQ and TLN
The above means that
JZQ = TLN
So, we have
9x + 9 = 8x + 19
Evaluate
x = 10
So, we have
JZQ = TLN = 9 * 10 + 9
JZQ = TLN = 99
3. Angle ZMR, LMO and LMR
The angles ZMR and LMO are congruent angles
So, we have
ZMR = LMO
This gives
x + 14 = 2x - 6
Evaluate
x = 20
Also, we have
LMR + LMO = 180
So, we have
y + 2x - 6 = 180
y + 2 x 10 - 6 = 180
y + 14 = 180
So, we have
y = 166
The above computations imply that:
LMO= ZMR = 20 + 14 = 34
LMR = y = 166
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What is the answer for this question?
The radical expression ∛24 is between integers 2 and 3
How to determine the two integers?The expression is given as
∛24
The above expression is a radical expression .
So, we have:
Express 24 as the product of 8 and 3
So, we have
∛24 = ∛(8 * 3)
Take the cube root of 8
So, we have
∛24 = 2∛3
Take the cube root of 3
So, we have
∛24 = 2 * 1.44
Evaluate the product
∛24 = 2.88
2.88 is between integers 2 and 3
Hence, the radical expression ∛24 is between integers 2 and 3
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Can anyone tell me if 3x-1=1-3x is a solution or no solution? I just need a reqing of how to do this again. Thanks!
The equation 3x - 1 = 1 - 3x has a solution x = 1/3
What is linear expression?
A linear expression is an algebraic statement where each term is either a constant or a variable raised to the first power.
The expression is given as;
3x - 1 = 1 - 3x
Now, To check the solution is exist or not we can solve the equation as;
3x - 1 = 1 - 3x
Add '3x' both side,
3x - 1 + 3x = 1 - 3x + 3x
6x - 1 = 1
Add '1' both side,
6x - 1 + 1 = 1 + 1
6x = 2
Divide '6' both side,
x = 1/3
Hence, The equation 3x - 1 = 1 - 3x has a solution x = 1/3.
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If your coefficient is a negative number, what would that indicate for a real life scenario?
the starting amount is positive
the initial quantity is decreasing
the starting amount is negative
the initial value is increasing
It should be noted that if your coefficient is a negative number, this indicates for a real life scenario that C. the starting amount is negative.
A negative coefficient means what?A negative coefficient indicates that the dependent variable tends to drop as the independent variable rises. The coefficient value is the amount that a one-unit change in the independent variable affects the mean of the dependent variable while keeping all other model variables constant.
If the correlation coefficient is negative, the two parameters you evaluated may have an inverse relationship.
Therefore, it should be noted that if your coefficient is a negative number, this indicates for a real life scenario that the starting amount is negative
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if chips cost 2.00 for 5 bags how much will it cost for 308 people
Answer:
$123.20
Step-by-step explanation:
Hey there!
To find the price for 308 bags of chips FOR 308 people, we need to first know what the price for 1 bag is
It says that it is 2 dollars for 5 bags
Now, we need to divide 2 by 5 to see how much money 1 bag is
2/5 is 0.4 and in this case 0.40 since we're dealing with money
Now that we know this, all we need to do is multiply 0.40 by 308 because we are buying for 308 people
0.40 x 308 is 123.2
This means that for 308 people, it would cost $123.20 to supply them all with a bag of chips!
Relationship B has a greater rate than Relationship A. This graph represents Relationship A.
Which equations could represent Relationship B?
Select each correct answer.
y = 2.2x
y = 3x
y = 1.4x
y= 1/2x
The equations which could represent Relationship B which has a greater rate than Relationship A as described in the task content are; y = 2.2x and y = 3x.
Which equations could represent Relationship B?It follows from the task content that the equation which could represent Relationship B given that it has a greater rate than Relationship A be determined.
It can be evaluated from the graph given that the slope of relationship A which is a measure of it's rate is;
Slope, m = (y2 - y1)/(x2 - x1)
m = (8 -4)/(4-2)
m = 4/2
m = 2.
Ultimately, since the rate of Relationship A is 2, and the rate of Relationship B has to be greater, it follows that the equations which are required are;
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