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The inverse of the function f(x)=(10^(x)...

The inverse of the function `f(x)=(10^(x)-10^(-x))/(10^(x)+10^(-x))` is -

A

`f^(-1)(x)=(1)/(2)"log"_(10)(1+x)/(1-x)`

B

`f^(-1)(x)=log_(10)(2-x)`

C

`f^(-1)(x)=(1)/(2)log_(10)(2x-1)`

D

`f'(x)=(1)/(4)"log"_(10)(2x)/(2-x)`

Text Solution

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The correct Answer is:
A
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CHHAYA PUBLICATION-MCQ ZONE -Question Paper 4
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  7. the value of the determinant |(0, b^(3)-a^(3),c^(3)-a^(3)),(a^(3)-b...

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  10. If p ne 0, then the solutions of the equation |(1,1,x),(p+1,p+1,p+x),...

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  15. If A=[(1,2),(2,3),(3,4)] and B=[(1,2),(2,1)], then -

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  17. If A be any n xx n matrix and k any scalar, then detkA is equal to -

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