1.

(5x + 2y)2 – (2x + 5y) ​

Answer»

ANSWER:

((5X)^2+(2Y)^2+2×5x×2y) _ (2x+5y)

(25x^2+4y^2+20xy)_(2x+5y)

25x^2+4y^2+20xy_2x_5y



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