(ab+b2)/ab ÷ (a+b)/a = কত?

A (a+b)/a2

B a/b

C 1

D (a-b)/a2

Solution

Correct Answer: Option C

  (ab+b2)/ab ÷ (a+b)/a

= (ab+b2)/ab x a/(a+b)

= {b(a+b)}/ab x a/(a+b)

= 1

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