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625=5O log, 625 = 5Olog625=4Olog 4 = 625log, 5= 625

625=5O log, 625 = 5Olog625=4Olog 4 = 625log, 5= 625-example-1
User Plutownium
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1 Answer

2 votes

Recall that:


\log _bx=y\text{ if and only if }x=b^y.

Therefore the given equation is equivalent to:


\log _5625=4.

Answer: Second option.

User TheMohanAhuja
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