Math, asked by raj23257, 3 months ago


(a) (x - y) (x + y) + (y – z) (y + 2) + (z – x) (z + x) = 0​

Answers

Answered by Manogna12
11

LHS ⇒(x - y) (x + y) + (y – z) (y + 2) + (z – x) (z+x)

⠀⠀⠀⇒ x² - y² + y² - z² + z² - x²

⠀⠀⠀⇒ x² - x² + y² - y² + z² - z²

⠀ ⇒ 0

Therefore, LHS = RHS

Hence proved

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~hope it helps

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