Please, multiply:3(3m + 4n) (m + 2n)

preprekomW 2021-02-09 Answered

Please, multiply: 3(3m+4n)(m+2n)

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Expert Answer

Obiajulu
Answered 2021-02-10 Author has 98 answers

3(3m+4n)(m+2n)=

=3(3m×m+3m×2n+4n×m+4nx×2n)=

=3(3m2+6mn+4mn+8n2)=

=9m2+18mn+12mn+24n2=

=9m2+30mn+24n2

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