InterviewSolution
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InterviewSolution
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Let `f : R to R : f (x) =(3-x^(3))^(1//3).`Find f o f |
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Answer» Correct Answer - `( f o f) (x) =x` `(f o g) (x) =f{f(x)}=f{(3-x^(3))^(1//3)} =f(y)" where " y=(3-x^(3))^(1//3)` ` =(3-y^(3))^(1//3) ={3 -(3 -x^(3))}^(1//3)= (x^(3))^(1//3)=x` `:.` (f o f) (x) =x |
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