Algebramedium · Past Paper
Find the LCM of (x-1) and (x^2-1).
Ax-1
Bx+1
Cx^2-1
D(x-1)^2
✓ Correct Answer: C — x^2-1
x^2-1 = (x-1)(x+1). The LCM is (x-1)(x+1) = x^2-1.
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✓ Correct Answer: C — x^2-1
x^2-1 = (x-1)(x+1). The LCM is (x-1)(x+1) = x^2-1.
Share this question