Math, asked by khersunny, 4 months ago

factorise 4(x+y)²-144(x-y)²

Answers

Answered by mathsbeauty14

0

Step-by-step explanation:

4(x^2+y^2+2xy)-144(x^2+y^2-2xy)

4x^2+4y^2+8xy-144x^2-144y^2+288xy

-140x^2-140y^2+294xy

140x^2+140y^2-294xy

10x^2+10y^2-21xy

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