Question

(x - 2y – z)2
By using standard formula

Answer 1

Answer:

(x-2y-z)

= 2(x) -2(2y) -2(z)

= 2x - 4y - 2z

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Answer 2

$\pink{\bold{\underline{\underline{Step \:by\: step\:explanation:-}}}}$

$(x - 2y - z)$

$\implies \: 2(x) - 2(2y) - 2(z)$

$\implies \: 2x - 4y - 2 z$

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