Show that log162/343 + 2log7/9-log 1/7= log2
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Step-by-step explanation:
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- Answer: Step-by-step explanation: log 162/343 + log 7/9^2 -log 1/7 = log2 log 162/343 + log 49/81 - log 1/7 =log2 log 162/343 * 49/81 / 1/7 =log2 log 2 =log2
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