Question

.(x - y)(x +y) + (y - z)(y +z) + (z - x)(z + x) = *


x² + y² + z²

x² - y² + z²

x²y²z²

0



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Answer 1

Answer:

ans. 0

hope it helps you!!

Step-by-step explanation:

(x - y)(x + y) + (y - z)(y + z) + (z - x)(z + x)

= x² - y² + y² - z² + z² - x²

= 0

Answer 2

Answer:

0 answer this question correct answer