How does the formula (a-b)²=a²-2ab+b² work?
what are the steps to get this formula?
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To find the formula of (a - b)², we will just multiply (a - b) (a - b).
(a - b)² = (a - b)(a - b)
= a²- ab - ba + b²
= a² - 2ab + b²
Therefore, (a - b)² formula is:
(a - b)² = a² - 2ab + b²
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