Simplify (\(\frac{1}{x^{-1}} + \frac{1}{y^{-1}}\)) -1
MATHEMATICS
JAMB 1990
Simplify (\(\frac{1}{x^{-1}} + \frac{1}{y^{-1}}\))-1
- A. \(\frac{x}{y}\)
- B. xy
- C. \(\frac{x}{y}\)
- D. (xy)-1
Correct Answer: C. \(\frac{x}{y}\)
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