Math, asked by falak53, 11 months ago

please give answer .......

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Answered by sujeet69

1

Answer:

12xy+5x²-2 ans.

Step-by-step explanation:

sum of =11xy-x²-4 +(-14xy+5x²)

= -3xy+4x²-4

Add= 15xy+x²+2+(-3xy+4x²-4)

= 12xy+5x²-2 ans.

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