Answer:
a) 2f(x) = 4x - 2
b) f(2x) = 4x - 1
Explanation:
Given function:
a) 2f(x)
2f(x) = 2(2x - 1)
= 4x - 2
b) f(2x)
f(2x) = 2(2x) - 1
= 4x - 1
144 inches in 4 feet
7) p=80
8)z= 19.2
Step-by-step explanation:
7th problem)
0.1p=8
p * =8
=8
p=80
8th problem)
z=8*2.4
z=19.2
(x₁, y₁) = (-9 ,8) and (x₂ , y₂) = (-3 , -1)