Algebramedium · Past Paper
Factorize: x^2 + 1/x^2 - 2
A(x - 1/x)^2
B(x + 1/x)^2
C(x - 1/x)(x + 1/x)
D(x^2 - 1)^2
✓ Correct Answer: A — (x - 1/x)^2
x^2 - 2(x)(1/x) + (1/x)^2 = (x - 1/x)^2.
Share this question
✓ Correct Answer: A — (x - 1/x)^2
x^2 - 2(x)(1/x) + (1/x)^2 = (x - 1/x)^2.
Share this question