(x – 2y + 3z)^2 expand the following ​

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(x – 2y + 3z)^2
expand the following ​

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Eva 3 months 2021-11-06T12:48:43+00:00 1 Answer 0 views 0

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    2021-11-06T12:49:59+00:00

    (x-2y+3z) ²=(x)²+(-2y) ²+(3z)² +2(x) (-2y) +2(-2y) (3z) + 2(3z) (x)

    x²+4y²+9z² −4xy−12yz+6xz

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