solve this it is urgent
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(x+y)(2x+y)+(x+2y)(x-y)
2x^2+xy+2xy+y^2+x^2-xy+2xy-2y^2
3^2+4xy-y^2
2x^2(x^2-x)-3x(x^4+2x^2)-(x^4-3x^3)
2x^4-2x^3-3x^5-6x^3-x^4+3x^3
x^4-5x^3-3x^5
2x^2+xy+2xy+y^2+x^2-xy+2xy-2y^2
3^2+4xy-y^2
2x^2(x^2-x)-3x(x^4+2x^2)-(x^4-3x^3)
2x^4-2x^3-3x^5-6x^3-x^4+3x^3
x^4-5x^3-3x^5
kaustubh77:
thank you so much
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