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If `p >1` and `q >1` are such that `log(p+q)=logp+logq ,`then the value of `log(p-1)+log(q-1)` is equal to (a) 0 (b) 1 (c) 2 (d) none of these

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CENGAGE ENGLISH-LOGARITHM-All Questions
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  7. There exists a natural number N which is 50 times its own logarithm t...

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  19. If In(a+c),ln(a-c),ln(a-2b+c) are in AdotPdot, then a , b , c ,a r ...

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  20. Prove that number (log)2 7 is an irrational number.

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