If f, g: R to R defined by f(x) = x^(2) ...

If `f, g: R to R` defined by `f(x) = x^(2) - 1 and g(x) = x+4` respectively. Then find `f+g(x)=?`

A

`2x +2`

B

`x^(2) + x -3`

C

`x`

D

`x^(2) +x`

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The correct Answer is:

D

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