Question
If log \(\frac{a}{b}\) + log \(\frac{b}{a}\) = log (a + b), then:
Answer: Option A
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log \(\frac{a}{b}\) +log \(\frac{b}{a}\) = log (a + b)
log (a + b) = log \(\log\left(\frac{a}{b}\times\frac{b}{a}\right)\) = log 1.
o, a + b = 1.
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