Log 5 a-log a x -2- then x is equal toA- 25B- None of theseC- 125D- a2

The correct option is A 25 Using identity, log_x y× log_y z=log_x z log_5 a. log_a x=2 ⇒ log_5 x=2 ⇒ x=5^2 = 25 ...

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Property 3

log 5 a.log a...

Question

$l o g_{5} a . l o g_{a} x = 2$ , then $x$ is equal to

125

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$a^{2}$

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None of these

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