Evaluate x 2 (x 2 - 1) -\(\frac{1}{2}\) - (x 2 - 1) \(\frac{1}{2}\)

MATHEMATICS

JAMB 1991

Evaluate x²(x² - 1)^{-\(\frac{1}{2}\)} - (x² - 1)^{\(\frac{1}{2}\)}

A. (x² - 1)^{-\(\frac{1}{2}\)}
B. (x² - 1)¹
C. (x² - 1)
D. (x² - 1)^-1

Correct Answer: A. (x² - 1)^{-\(\frac{1}{2}\)}

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Evaluate x 2 (x 2 - 1) -\(\frac{1}{2}\) - (x 2 - 1) \(\frac{1}{2}\)

Correct Answer: A. (x2 - 1)-\(\frac{1}{2}\)

Correct Answer: A. (x² - 1)^{-\(\frac{1}{2}\)}