f(𝑥)=3𝑥−2.Then A. 𝑓(1) =, B. 𝑓(𝑡) =, C. 𝑓(𝑥^2) =, and D. 𝑓(𝑓(𝑥)) =.

Simply plug in the expression into the function.

 

a. f(1) = 3(1) - 2 = 1

b. f(t) = 3t - 2

c. f(x^2) = 3x^2 - 2

d. f(f(x)) = f(3x - 2) = 3(3x - 2) - 2 = 9x - 8