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34kurt
3 years ago
10

Let f(x) = 2x–8 and g(x) = x + 2. Find f(g(x)) and g(f(x)).

Mathematics
2 answers:
Anna71 [15]3 years ago
8 0

Answer:

g(f(x)) = 2x - 6

f(g(x)) = 2x - 4

Step-by-step explanation:

g(f(x)) = 2x - 8 + 2

g(f(x)) = 2x - 6

f(g(x)) = 2(x + 2) - 8

f(g(x)) = 2x - 4

Serhud [2]3 years ago
8 0

Answer: g ( 2 x − 8 ) = 2 x− 6

Step-by-step explanation: MAKE ME BRAINLIEST!!!!!

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Y = 1/2x + 6<br> Y = -2x + 3<br> Y= 1/2x + 3<br> Y= -1/2x + 3
TEA [102]

Answer:

y=-1/2x+3

Step-by-step explanation:

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7 0
2 years ago
Read 2 more answers
A rectangular lot is 70 yards wide and 115 yards long.
forsale [732]

Answer: 165 in length 20 in width

Step-by-step explanation: :)

5 0
2 years ago
I need help with these two questions!! I got 72° for Question 7, I don't know I need help with both of them!! PLEASE HELP!! :)
Nat2105 [25]

Answer:

7. 49

8. 10.4

Step-by-step explanation:

7) our hypotenuse is 8, and the side opposite the base of ladder and ground angle is 6, therefore we can use Sin

sin = opposite/hypotenuse

sin(x) = 6/8 = 3/4

sin-1(3/4) = 49

8) using the theorem that alternate exterior angles are congruent

the angle opposite side x is 30

tan = opposite/adjacent

tan(30) = x/18

x = 18tan(30) = 6√(3) = 10.4

you can also use 30-60-90 special right triangles.

the side opposite 30 is x

side opposite 60 is x√(3)

and side opposite 90 is 2x

3 0
3 years ago
Please answer thank you !!!
BartSMP [9]

Answer:

-3x³ - 4x² + x - 9

Step-by-step explanation:

 -5x³ + 2x² + x - 7

- <u>(-2x³ + 6x² + 0 + 2)</u>     remember:  when you subtract, you 'add the opposite'

 -3x³ + (-4x²) + x + (-9)

8 0
2 years ago
I figured out that it's A but i need to how many square yards is the combined area of the plot NO LINKS AND NO DOING IT JUST FOR
goblinko [34]

Answer:

I believe both are 80 or 40

Step-by-step explanation:

5 0
2 years ago
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