Answer:
(A) h(x) = 1/4x -2
Step-by-step explanation:
Given: f(x)=4x+8
Rewrite with y: y=4x+8
Switch x and y: x=4y+8
Solve for y: x-8=4y
(x-8)/4=y
1/4x-2=y
y=1/4x-2
This means that h(x) = 1/4x -2 is the correct answer
B. Up
Because a positive ‘a’ value will make the parabola open upwards, and because the power is 2 (even) both sides will open up in a ‘U’ shape
Todd needs to save $90.75 per month to reach his goal
Answer:
Explanation down below.
Step-by-step explanation:
10% of 91.25 = 9.125.
20% of 91.25 = 18.250.
30% of 91.25 = 27.375.
40% of 91.25 = 36.500.
36.500 × 2 = 73.
B, 70 dollars.
