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Question
Express the following in terms of log 2 and log 3:
log 72
Sum
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Solution
Given: log 72
Step-wise calculation:
72 = 23 × 32
log 72 = log (23 × 32)
= log (23) + log (32)
= 3 log 2 + 2 log 3
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Chapter 7: Logarithms - Exercise 7B [Page 146]
