Question

x² – y²+ y² – z² + z² – x²​

Answer 1

Answer:

x^2-y^2+y^2-z^2+z^2-x^2

=x^2-x^2-y^2+y^2-z^2+z^2

=0

Step-by-step explanation:

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Answer 2

Answer is 0

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