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Ksivusya [100]
3 years ago
12

If f(x) = 2x - 4 and g(x)= -5x + 6, then what is f(g(x))?

Mathematics
1 answer:
Nikitich [7]3 years ago
5 0

Answer:

B. f(g(x)) = -10x + 8

Step-by-step explanation:

When evaluating f(g(x)), substitute what g(x) is in place of g(x).

So instead of

f(g(x))

the function would be:

f(-5x + 6).

Now all you have to do is evaluate this.

To evaluate this function, substitute the value inside the f(x) for all instances of x in the equation.

f(x) = 2x - 4

f(-5x + 6) = 2(-5x + 6) - 4

f(-5x + 6) = -10x + 12 - 4

f(-5x + 6) = -10x + 8

Therefore, f(g(x)) = -10x + 8.

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A)x 1/9
STALIN [3.7K]

Answer:

Answer should be x^9

Step-by-step explanation:

This equation looks really complicted, but it's actually much easier when you break it down! First, your going to multiply the fraction 3/2 by 6 - since one is a fraction, youre going to find the GCF, or Greatest Common Factor, and reduce it. The GCF in this equation is 2, so we eliminate the two from the fraction (making it just 3) and divide 6 by 2 (getting 3). Thus, we are left with (x^3)^3 -> 3 x 3 = 9. So we are left with x^9. I hope this helps!

5 0
3 years ago
PLEASE HELP ME!! I WILL MARK THE FIRST CORRECT ANSWER BEAINLIEST!!))
sergey [27]

Answer:

7598.80

Step-by-step explanation:

V=πr^2h

= 3.14 * 11^2 * 20

= 2420π or 7598.80

6 0
2 years ago
Read 2 more answers
Find the length of a side of a square if its área is 4/25 cm2
USPshnik [31]

Answer:

2/5cm or 0.4cm

Step-by-step explanation:

Area of square = Side^{2}

Thus, Side = \sqrt{Area}

= \sqrt{4/25}

= 2/5 cm = 0.4cm

4 0
3 years ago
Can someone please help me???
Pavel [41]

Answer:

72

Step-by-step explanation: Can someone please help me???

What is the solution to −2x+8≥4?

x≤2x is less than or equal to 2

x≥2x is greater than or equal to 2

x≤−6x is less than or equal to negative 6

x≥−6

7 0
3 years ago
What is the slope of a line that is perpendicular to the line whose equation is 7x−3y=107x−3y=10?
Verdich [7]
This is the concept of algebra, to get the slope of the line we need to rewrite the equation in slope intercept form y=mx+c, where m=slope, c=y-intercept.
Therefore re-writing our expression in slope-intercept form we get:
7x-3y=10
-3y=-7x+10
y=7/3x-10/3
The slope=7/3
hence we conclude that the slope of the line perpendicular to this is -3/7


4 0
3 years ago
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