Change the exponential expression to an equivalent expression involving a logarithm.7x = 343
A. log7 343 = x
B. log343 7 = x
C. logx 343 = 7
D. log343 x = 7
Answer: A
Mathematics
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A.
B.
C.
D.
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A. (-?, 0]
B. [0, ?)
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D. [4, ?)
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