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How to solve the algebraic equations ? Are there any simple ways to remember algebraic identities ? Which are the four main algebraic identities ? Do the algebraic identities help in finding solution for algebraic equations ?
Algebraic identities

(x+y)2(x?y)2(x+y)3(x?y)3(x+y)4(x?y)4=x2+2xy+y2=x2?2xy+y2=x3+3x2y+3xy2+y3=x3?3x2y+3xy2?y3=x4+4x3y+6x2y2+4xy3+y4=x4?4x3y+6x2y2?4xy3+y4

x2?y2x3?y3x3+y3x4?y4=(x+y)(x?y)=(x?y)(x2+xy+y2)=(x+y)(x2?xy+y2)=(x2?y2)(x2+y2)


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