1.

(2/3x + 4/5y) (2/3x + 4/5y) FIND THE PRODUCT

Answer»

(2/3x+4/5y)(2/3x+4/5y)
(2/3x + 4/5y)^2
(a+b)^2
a^2+ b^2+ 2ab
2/3x^2 +2 × 2/3x × 4/5y +4/5y^2
4/9x^2 + 16/15xy + 16/25y^2



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