Mathematics, 23.11.2021 14:00 pattydixon6

(x+y+z)(x-y-z)=x^2-y^2-2yz-z^2 Transform each side to prove if it is an identity

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(x+y+z)(x-y-z)=x^2-y^2-2yz-z^2 Transform each side to prove if it is an identity...