Divide the given polynomial by the given monomial
(5a3b – 7ab3) ÷ ab
In the given term
Dividend = (5a3b – 7ab3)
Take out the common part in binomial term
= (5 × a × a × a × b – 7 × a × b × b × b)
= ab(5a2 – 7b2)
Divisor = ab
= 
= (5a2 – 7b2)
Hence dividing (5a3b – 7ab3) by ab gives out (5a2 – 7b2)
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