Question

one of the factor of (x-1)-(x²-1) is a) x²-1 b) x+1 c) x-1 d) x+4​

Answer 1

Step-by-step explanation:

(x-1)-(x²-1)

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

(x-1)[1-(x+1)]

(x-1)(-x)

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Answer 2

Answer:

Step-by-step explanation:

(x-1)-(x²-1)

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

(x-1)[1-(x+1)]

(x-1)(-x)