Question

(x-2y-z) ^2
please solve it​

Answer 1

Hope u got that.

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Answer 2

Answer:

x² - 4xy - 2xz + 4y² + 4yz + z²

Step-by-step explanation:

Identity used here : " a+b+c)² = a²+b²+c²+2ab+2bc+2ac "

Steps are there in the Attachment .

Hope it helps

thanks!