.If `f:R rarr R`,where `f(x)=x^(2)+1`,then `f^(-1)`(-5) is :
(A) `+-sqrt(6)` (B) `phi` (C) `+-6` (D) `+-5`

Similar Questions

Explore conceptually related problems

If f:R rarr R defined by f(x)=x^(2)-6x-14 then f^(-1)(2)=

Let f:r rarr R, where f(x)=2^(|x|)-2^(-x) then f(x) is

f:R rarr R defined by f(x)=x^(2)+5

If f:R rarr R is given by f(x)=3x-5 then f^(-1)(x)

f:R rarr R where f(x)=(x^(2)+3x+6)/(x^(2)+x+1), then f(x) is

If f:R rarr R be given by f(x)=(a-x^(2))^(1/2) ,then f@f(x) is

If f:R^(+)rarr R^(+),f(x)=(5-x)^(1/2) then (fof)

f:R rarr R o* f(x)=x^(6)-3x^(5)+8x^(3)+5 Then f(x) is

If f:R rarr R is defined by f(x)=x/(x^2+1) find f(f(2))

Let f:R rarr R be the function defined by f(x)=x^(3)+5 then f^(-1)(x) is