Question

(2x-y+z)^2 solve it using sutabal identity​

Answer 1

Step-by-step explanation:

(2x-y+z)²

using the identity

(a-b+c)²=a² + b² + c²-2ab-2bc

=(2x)²+(y)²+(z)²-2×2x×y-2y×z+2×z×2x

=4x²+y²+z²-4x+2yz+4xz

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