Question

Let f(x)=x^2-1 find (1)find for (2)fofof

Answer 1

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

f(1) = (1)^- 1

f(1) = 1 - 1

= 0

f(x) = x^-1

f(2)= (2)^-1

f(2)= 4 - 1

= 3