Question 2: Performing the calculation \((x+y)(x-2 y) \) we get:

12/01/2022 // by admin// Leave a Comment

Question 2: Performing the calculation \((x+y)(x-2 y) \) we get:

A. \(x^{2}-x y-2 y^{2}\)

B. \(2x^{2}-3x y-2 y^{2}\)

C. \(x^{2}- y^{2}\)

D. \(x^{2}-2 y^{2}\)

\((x+y)(x-2 y) =x^{2}-2 x y+x y-2 y^{2}=x^{2}-x y-2 y^{2}\ )

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