Arithmetic Ability
Logarithms

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Q.

If a2+b2 = c2 , then 1/logc+a(b) + 1/logc-a(b) = ?

View Answer

Correct choice: B

Explanation:

Given a2 + b2 = c2 Now 1/logc+a(b) + 1/logc-a(b) = logb(c+a) + logb(c−a) = logb(c2−a2) = 2logb(b) = 2
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