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If the curve y = a^(x) and y = b^(x) int...

If the curve `y = a^(x)` and `y = b^(x)` intersect at angle `alpha`, then tan `alpha` is equal to

A

(a-b)/(1+ab)

B

(log a - log b)/(1+ log a log b)

C

(a + b)/(1- ab)

D

(log a + log b)/(1- log a log b)

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The correct Answer is:
B
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