Question

a²-b²-a-b? factories ​

Answer 1

Answer:

a2 - b2 - a - b = [(a - b)(a + b)] - (a + b) = (a + b)(a - b - 1). Therefore, factors of a2 - b2 - a - b are (a + b)(a - b - 1).

Step-by-step explanation:

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Answer 2

Answer:

(a+b)(a-b-1)

Step-by-step explanation:

a² - b² - a - b

= (a+b)(a-b) - (a+b)

= (a+b)(a-b-1)

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