**Functions and their inverses**

February 2018

f(x) = 1

f(x) = x

f(x) = 2x

f(x) = 1 - x

f(x) = x^2

f(x) = x^3

f(x) = x^4

f(x) = 1/x = x^-1

f(x) = sqrt(x) = x^1/2

f(x) = x^1/3

f(x) = ln x

f(x) = e^x¨

f(x) = |x|

f(x) = 1 / x^2 = x^-2

f(x) = sqrt(1-x^2)

f(x) = -sqrt(1-x^2)