Math, asked by kirankumari4034, 2 months ago

Subtract the sum of m^2 - mn + 3n² and 2m^2 +2mn – 7n^2 from 8mn.

Answers

Answered by pratikhya0707

1

Step-by-step explanation:

= m^2-mn+3^2

-8mn

=m^2-9mn+3^2

2m^2 +2mn - 7n^2

-9mn

=2m^2-7mn -7n^2

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