Question

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1. The factors of a2-1-2x-x2 are
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Answer 1

Answer:

2-1-2x-x2

1 - 2x - 2x

1 - 4x

-1 = -4x

-1 / -4 = x

1/4 = x

Answer 2

Step-by-step explanation:

(x+a+1)(x-a-1)

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