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If x+y+z=0 show that
x+y+z=3xyz​

1 Answer

2 votes

Answer:

Explanation:

perhaps you mean

x^3+y^3+z^3 = 3xyz

because

x+y+z = 0

x^3 + y^3 + z^3 - 3xyz = (x + y + z )(x^2 + y^2 + z^2 -xy - yz - xz)

(this equation is an identity)

x^3 + y^3 + z^3 - 3xyz = (x + y + z )(x^2 + y^2 + z^2 -xy - yz - xz)

x^3 + y^3 + z^3 - 3xyz = (0)(x^2 + y^2 + z^2 -xy - yz - xz)

x^3 + y^3 + z^3 - 3xyz = 0

x^3 + y^3 + z^3 = 3xyz

User Krishna Gupta
by
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