Can somebody who knows both plz answer correctly
(Will mark as brainliest)
:D

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

Which function can be used to model the monthly profit for x trinkets produced? f(x) = –4(x – 50)(x – 250) f(x) = (x – 50)(x – 250) f(x) = 28(x + 50)(x + 250) f(x) = (x + 50)(x + 250)

Corresponding angles are a. always b. sometimes c. never congruent