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Which of the following pairs are identic...

Which of the following pairs are identical?

A

`f(x)=sqrt(x^2), g(x)=(sqrtx)^2`

B

`f(x)=1/sqrtx^2, g(x)=x/x^2`

C

f(x)=log(x-1)+log(x-2), g(x)=log(x-1) (x-2)

D

none of the above

Text Solution

Verified by Experts

The correct Answer is:
D
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