Question

factories 16(x+y) ²-81(x-y) ²​

Answer 1

Answer:

To Factorize:- 16(x+y) ²-81(x-y) ²

Solution:-

16(x+y)²-81(x-y)²

{4(x+y)}²-{9(x-y)}²

(4x+4y)²-(9x-9y)²

16x²+32xy+16y²-(81x²-16xy+81y²)

16x²+32xy+16y²-81x²+162xy-81y²

-65x²+194xy-65y²