Math, asked by kritika94886, 1 year ago

please help !
Will be a great help.

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Answered by aadi7571

0

(2x+5y)(3x+4y) - (7x+3y)(2x+y)

= 6x^2+8xy+15xy+20y^2-14x^2-7xy-6xy-3y^2

= -8x^2+10xy+17y^2

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