Question

(i) (x - 2y - z)^2simplify using identities​

Answer 1

Answer:

x^2 + 4y^2 +z^2 -4xy +4yz -2xz

Step-by-step explanation:

(x-2y-z)^2

x^2 + 4y^2 +z^2 -4xy +4yz -2xz answer

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