ThanhSang2008 ThanhSang2008

27-10-2021
Mathematics

contestada

Khoanh tròn vào ý trả lời đúng nhất:

Câu 1: (2x – y)2 bằng:

A) 4x2 + y2 B) (y – 2x)2 C) y2 – 4x2 D) 4x2 – y2

Respuesta :

nvc6085 nvc6085

27-10-2021

Answer:

(2x-y)2

=2*2x-2*y

=4x-2y

Therefore, answer is D.

Step-by-step explanation:

Answer Link

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