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OpenStudy (anonymous):
Is this statement true or false? log2 45 – log2 3 = log2 5 + log2 3
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OpenStudy (anonymous):
it's true :) because 45/3=5*3
OpenStudy (anonymous):
\[ \log_2(45)-\log_23=\\ \log_2(3^2\times 5)-\log_23= \\2\log_23+\log_25-\log_23= \\\log_23+\log_25 \]
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