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If log 5 (x 2 + x) - log 5 x = 2 then the value of x is?

Correct Answer: 24

Explanation:

∵ log5[(x2 + x ) / x] = 2
⇒ log10(x + 1) = 2
⇒ x + 1 = 25
∴ x = 24


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