Question

5 x square - 30 X y + 9 y square

Answer 1

Answer:

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Step-by-step explanation:

25x^2 - 30xy + 9y^2  

it is actually the algebraic identity (a-b)^2 = a^2 - 2ab +b^2

(5x)^2 - 2 (5x) (3y) + (3y)

= (5x -3y)^2    

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