F and f^-1 are functions If f(4)=2, then f^-1(2)=?

Question

asked Jan 11, 2020 104k views

2 Answers

MBasith · Answer 1 · 2020-01-12T00:57:54+0000

Step-by-step Answer:

f and f^(-1) are inverses of each other within a specified domain, with the property that

y=f(x) <=> (is equivalent to) f^(-1)(y)=x

since

2=f(4), by the definition of inverse functions, f^(-1)(2) = 4