(am2+bm2
-bn2
-an2
) ÷ (m+n)
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Answer :
(m+n)(a+b)
Explanation:
(am²+bm²-bn²-an²)÷(m+n)
= (am²-an²+bm²-bn²)÷(m+n)
=[a(m²-n²)+b(m²-n²)]÷(m+n)
=(m²-n²)(a+b)÷(m+n)
=(m+n)(m-n)(a+b)÷(m+n)
After cancellation, we get
=(m+n)(a+b)
••••
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