Simplify : (X+y+z)^2 + (x-y-z)^2
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Hyy mate......
Here is your answer ......
Simplify: (x+y+z)^2+(x-y_z)^2
= [x^2+y^2+z^2+2xy+2yz+2zx]+[x^2-y^2-z^2-2xy+2yz-2xz]
= [x^2+x^2+y^2-y^2+z^2-z^2+2xy-2xy+2yz+2yz+2xz-2xz]
= [2x^2+4yz]
➡️Hope it will help you⬅️
➡️Thanks for asking....⬅️
➡️Plzz, mark me as brainlist...⬅️
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