Thursday 7 September 2017

LOGARITHMS 4



Evaluate Log218 + Log28 - Log29

Solution

= Log218 + Log28 - Log29

= Log2(18 x 8 ÷ 9)

= Log216

= Log224

= 4Log22

= 4 x 1     [since Log22=1]

= 4 answer

TRY THIS………………….


Evaluate Log228 + Log216 - Log27

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