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Multiple Choice Questions

If log5 x2 x log5 x 1 3 find the value of x ........

Quantitative Aptitude (CDS) Logarithm

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If log₅ (x²+x) - log₅ (x+1) = 3, find the value of x

25

125

1/125

1/25

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Explanation:

log₅(x²+x)−log₅(x+1)=3
$=>log_{5}\left ( \frac{x^{2}+x}{x+1}\right )=3$
$=>log_{5}\left ( \frac{x(x+1)}{x+1}\right )=3$
=>log₅x=3
=>x=5³=125

By: Munesh Kumari

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