Question

subtract (a+b) square from (a-b) square
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Answer 1

$\bf \: {(a - b)}^{2} = {a}^{2} + {b}^{2} - 2ab$

Answer 2

Answer:

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Explanation:

(a+b)²-(a-b)²

a²+b²+2ab - ( a²+b²-2ab )

a²+b²+2ab - a²-b²+2ab

4ab