Question

(-2x+3y+2z)²,expand the following using suitable identities


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Answer 1

Step-by-step explanation:

formula=a^2+b^2+c^2+ab+bc+ca

(-2x)^2+(3y)^2+(2z)^2+(2x×3y)+(3y×2z)+(2z×-2x)

=4x^2+9y^2+4z^2+9xy+6yz-4zx(ANSWER)

Answer 2

Answer:

Hope my answer helps you mate :-)

Step-by-step explanation:

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