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Question
Find the logarithm of : 100 to the base 10
Sum
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Solution
Let log10100 = x
∴ 10x = 100
⇒ 10x = 10 x 10
⇒ 10x = 102
⇒ x = 2 .....[ If am = an ; then m = n ]
∴ log10100 = 2
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Interchanging Logarithmic and Exponential Forms
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