Question

7) Multiply the algebraic expressions: (m-2n) ( mn² – 2m+n).
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Answer 1

Answer:

We multiply the given binomials (m2−n2) and (m+n) as shown below:

(m2−n2)(m+n)=m2(m+n)−n2(m+n)=m3+m2n−n2m−n3=m3−n3+m2n−mn2

Hence, (m2−n2)(m+n)=m3−n3+m2n−mn2.