Question

expand (-2x+2y+2z)^2​

Answer 1

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$acording \: to \: question\\ \\ \\ \\ \green{ \underline \bold{given: }} \\ \tt : \implies( - 2y + 2y + 2z) \sqrt{2} \\ \green{ \underline \bold{ }} \\ \tt : \implies2x - 2y + 2z) \sqrt{2} \\ \green{ \underline \bold{}} \\ \tt : \implies \: xy + 2z \\ \green{ \underline \bold{ }} \\ \tt : \implies2xyz = \sqrt{2} \\ \green{ \underline \bold{ }} \\ \tt : \implies2answer..........$

Answer 2

Answer:

(2x - y + z)2 = {2x + (- y) + z}2 = (2x)2 + (- y)2 + (z)2 + 2(2x)(- y) + 2(- y)(z) + 2(z)(2x) | Using Identity V = 4x2 + y2 + z2- 4xy -2yz + 4 zx. 182 Views ...