Question

PLEASE HELP NEED STEP BY STEP EXPLAINATION!!!then ƒ(2) =

Answer 1

i found out that f(2)=3*2+1=7 (2,7)
f^-1(7)=2 (7,3)f

Answer 2

swap x and y, f^-1 is and solve for y to get f^-1 the inverse of f. f(f^-1)=f^-1(f)=x is the identity as a check
f(2)=3*2+1=7 (2,7)
f^-1(7)=2 (7,2)