Factorise the expression
(a-b)² + (a-b)
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Answer:
= a² - 2ab + b² - a + b
Step-by-step explanation:
(a-b)² - ( a - b )
= ( a²-2ab+b² ) - (a-b)
= ( a²-2ab+b² ) - (a-b)= a² - 2ab + b² - a + b
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