20                                                                            5

if log   is 0.3   how much log
        10                                                                               10

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1 Answer

hard tu reed em tiny characters abuv & belo, but

log10(20)=1.30102999...this impli log10(2)=0.3010999

log10(10)=1 bi defineashun

log10(5)=0.69897000

5=10/2, so spekt log(5)=log(10) -log(2)

=1-0.3010999

=0.698901, kloes tu abuv number=0.69897

seem tu be a littel round off errem
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