Express as the logarithm of a single expression. Assume that variables represent positive numbers.log716 +log75 - log720

A. log74
B. log7
C. log7
D. log71

Answer: A

Mathematics

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A. 10.7% B. 52.5% C. 9.7% D. 90.3%

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A. 1, -9 B. -3i, 3i C. -1, 9 D. 0, -9

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