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Kamila [148]
3 years ago
5

Given f(x) = x^3 + 9x and g(x) = x^2 what is the expression for (f ° g)(x)

Mathematics
1 answer:
Tema [17]3 years ago
3 0
(f \circ g)(x)=(x^2)^3+9\cdot x^2=x^6+9x^2
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Step-by-step explanation:

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3 years ago
Find the equation of the line passing through the point (–1, 5) and perpendicular to the line y = – 3x + 4.
dsp73

9514 1404 393

Answer:

  A)  3y = x + 16

Step-by-step explanation:

The equation of a perpendicular line can be found by swapping the x- and y-coefficients and negating one of them. The constant will be chosen to match the given point.

Swapping coefficients, we get ...

  -3y = x + c

Negating the y-coefficient gives ...

  3y = x + c

Filling in the given point, we have ...

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The equation of the perpendicular line can be written as ...

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_____

Note that choice A is the only equation that gives a line with positive slope. The given equation has negative slope, so its perpendicular must have positive slope.

3 0
3 years ago
NEED HELP!!! graph <br> y&lt;1−3x
vekshin1

A graph and a table are provided below this discussion. You should plot these in this order.

y = 1 - 3x    In red. It might be hard to see

y < 1 - 3x    In blue

The table which is to the left of the graph

The table is constructed by putting a value in for x

x = 2

y = 1 - 3(2)

y = 1 - 6

y = - 5



8 0
3 years ago
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