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Prove that (a - b)2 = (b - a)2

User Maheshakya
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1 Answer

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Answer:

Explanation:

(a - b)² =

(a - b)(a - b) =

[(- 1)(b - a)] × [(- 1)(b - a)] =

(- 1)(- 1)(b - a)(b - a) =

(b - a)²

User Jorge Vargas
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