Math, asked by prashantyadav3011, 5 months ago

what should be added in 12 x y + 9 y to get - 5 x y + 12 y ​

Answers

Answered by abhinav8310
1

Answer:

3x + 7x = (3 + 7) x = 10x. (ii) -5xy + 9xy = (-5 + 9)xy = 4xy ... (i) x3 -2x2y + 3xy2- y3, 2x3- 5xy2 + 3x2y - 4y3 ... What must be added to 12x3 − 4x 2 + 3x − 7 to make the sum x3 + 2x2 − 3x + 2?

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