bradchambers20oyaaxh bradchambers20oyaaxh 19-11-2017 Mathematics contestada Let f(x)=sqrt x-5 Find f -1. A. f ^-1 (x) = x2 + 25; y > 5 B.f ^-1 (x) = (x + 5)2; y ≥ 5 C.f ^-1(x) = x2 + 25; y ≥ 25 D.f ^-1 (x) = x2 + 5; y ≥ 5
