(x - a)(x + b) = x2 -(a-b)(x - a)(x + b) = x2 -(a-b)
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Answer: x^2 + (b - a) x -ab
Step-by-step explanation:
(x - a)(x + b) = x(x+b) -a(x+b
= x^2+bx -ax -ab
= x^2 + (b - a) x -ab
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