1.

If `11^x = 3^y = 99^z`, then `1/x + 1/y + 1/z`A. `2/z-1/y`B. `2/z+1/y`C. `-1/y`D. `0`

Answer» Correct Answer - A
(i) Let each of the three given terms be equal to K.
(ii) Take the LCM of each term of numerator and denominator.
(iii) Simplify using the appropriate laws of indices.


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