Question

(a-b) (a-b)= in two minutes I will give brainliest answer
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Answer 1

Step-by-step explanation:

$({a}^{} - {b}^{} )(a - b)$

$= a(a - b) - b(a - b)$

$= {a}^{2} - ab - ab + {b}^{2}$

$= {a}^{2} + {b}^{2} - 2ab$