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belka [17]
2 years ago
8

Composition of function check for understanding

Mathematics
1 answer:
vekshin12 years ago
8 0

The composite functions are (g o h)(t) = 2t^2 - 11, g(h(a)) = 8a^3 and  (g o h)(t) = 4n + 7

<h3>How to determine the composite functions?</h3>

<u>Functions g(t) and h(t)</u>

We have:

g(t) = 2t - 5

h(t) = t^2 - 3

The function (g o h)(t) is calculated as:

(g o h)(t) = g(h(t))

This gives

(g o h)(t) = 2(t^2 - 3) - 5

Evaluate

(g o h)(t) = 2t^2 - 6 - 5

(g o h)(t) = 2t^2 - 11

<u>Functions g(a) and h(a)</u>

We have:

h(a) = 2a

g(a) = a^3

The function g(h(a)) is calculated as:

g(h(a)) = (2a)^3

Evaluate

g(h(a)) = 8a^3

<u>Functions g(n) and h(n)</u>

We have:

g(n) = 2n + 5

h(n) = 2n + 1

The function (g o h)(n) is calculated as:

(g o h)(n) = g(h(n))

This gives

(g o h)(t) = 2(2n + 1) + 5

Evaluate

(g o h)(t) = 4n + 2 + 5

(g o h)(t) = 4n + 7

Hence, the composite functions are (g o h)(t) = 2t^2 - 11, g(h(a)) = 8a^3 and  (g o h)(t) = 4n + 7

Read more about composite functions at

brainly.com/question/20379727

#SPJ1

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julie goes to the park across the street from her house several times a day and jogs a total of six miles every day. she jogs th
Semmy [17]
Julie jogs 0.75miles each time. set 'x' to represent the unknown number of times. Total distance for the day is 6 miles. So, you multiply the distance of each run 0.75 times 'x' (unknown number of runs) and set this equal to 6 miles.
0.75x = 6   (divide each side by 0.75)
8 = x 

She ran 8 times each day.
4 0
3 years ago
Two corresponding sides of two similar triangles are 3cm and 5cm. The area of the first triangle is 12cm2. What is the area of t
love history [14]

Answer:

33\dfrac{1}{3}\ cm^2

Step-by-step explanation:

If two corresponding sides of two similar triangles are 3cm and 5cm, then the scale factor is

k=\dfrac{a_1}{a_2}=\dfrac{3}{5}.

Two similar triangles have their area proportional with the scale factor of k^2.

Hence,

\dfrac{A_1}{A_2}=k^2,\\ \\\dfrac{12}{A_2}=\left(\dfrac{3}{5}\right)^2,\\ \\\dfrac{12}{A_2}=\dfrac{9}{25},\\ \\A_2=\dfrac{12\cdot 25}{9}=\dfrac{100}{3}=33\dfrac{1}{3}\ cm^2.

3 0
3 years ago
Which graph represents the polynomial function g(x)=x3+x2−17x+15?
IrinaVladis [17]

The graph which represents the polynomial function g(x) is:

the 2nd graph in the second line

Step-by-step explanation:

g(x) = x³ + x² - 17x + 15 is a cubic function because the greatest power

of x is 3

All graphs represent cubic functions

So to find which graph which represents g(x) we will do these steps

1. Put x = 0 to find the y-intercept

2. If there are more than one graph have the same y-intercept we will

   find the maximum and the minimum points of the cure

3. If you still don't know which graph find the x-intercepts

Now let us find the graph which represents g(x)

∵ g(x) = x³ + x² - 17x + 15

∵ x = 0

∴ g(0) = (0)³ + (0)² - 17(0) + 15

∴ g(0) = 15

∵ g(0) is the y-intercept

∴ The graph intersect the y-axis at point (0 , 15)

There is only one graph intersects y-axis at point (0 , 15)

The attached figure is the graph of g(x)

The graph which represents the polynomial function g(x) is:

the 2nd graph in the second line

Learn more:

you can learn more about functions in brainly.com/question/10541435

brainly.com/question/10879401

#LearnwithBrainly

8 0
3 years ago
Read 2 more answers
What is the standard form of this function?
Solnce55 [7]

Answer:

D. Rx) = x2 - 4x + 10

Step-by-step explanation:

R(x)=(x-2)^2+6

R(x)=(x-2)^2+6

=(x-2)(x-2)+6

=x^2-2x-2x+4+6

=x^2-4x+10

R(x) = x^2 - 4x + 10

Option D is the answer

8 0
4 years ago
A linear function has a slope of 8/3 and passes through the point (0,5). What is the equation of the line?
MArishka [77]

This problem already gave us the slope and y-intercept, so all that's left to do is plug those two values into slope-intercept form.

Slope-Intercept Form: y = mx + b

---m is the slope

---b is the y-intercept

y = 8/3x + 5

Hope this helps!! :)

3 0
3 years ago
Read 2 more answers
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