Algebrahard · Past Paper
Simplify: [ (x^2 - 1) / (x^2 - 2x + 1) ] * [ (x - 1) / (x + 1) ].
A1
B0
Cx - 1
D(x+1)/(x-1)
✓ Correct Answer: A — 1
[(x-1)(x+1) / (x-1)^2] * [(x-1) / (x+1)] = 1 after cancelling all terms.
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✓ Correct Answer: A — 1
[(x-1)(x+1) / (x-1)^2] * [(x-1) / (x+1)] = 1 after cancelling all terms.
Share this question