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OpenStudy (anonymous):
express log2 64-log2 4 as a simple logarithm
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OpenStudy (anonymous):
Since they both have base 2, u can combine them. Recall, subtraction of logs means division. log2 64 - log2 4 = log2 (64/4) = log2 (16)
OpenStudy (anonymous):
what math1234 said. and since \[2^4=16\] the answer is 4
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