Math, asked by paripari123, 4 months ago

from the sum of -7m² + 2n²-5mm +3and 3m²-6n²+2mn-9 subract 8m²-n²+3mn -11

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Answers

Answered by sidhiridhi1604

1

Answer:

-12m²-3n²-6mn+5

Step-by-step explanation:

-7m² + 2n²-5mn +3+3m²-6n²+2mn-9

-4m²-4n²-3mn-6-(8m²-n²+3mn -11)

-4m²-4n²-3mn-6-8m²+n²-3mn+11

-12m²-3n²-6mn+5

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