lorna
help me ,we know that log base 10 of 9 is approx 0.9542425094,how many digits does the number 9^620 have?
a)591 b)620 c)559 d)592



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lgbasallote
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i would LOVE to do this manually >:)))

cwtan
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sorry i see wrong

lorna
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whats wrong

FoolForMath
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\[ 620 \times 0.9542425094 = 591.63 \]
592 digits.

lorna
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thanx