

MCQOPTIONS
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1. |
The average of the reciprocals of x and y is- |
A. | $\frac{(x + y)}{(x - y)}$$ |
B. | $\frac{(x + y)}{2xy}$$ |
C. | $\frac{2(x + y)}{xy}$$ |
D. | $\frac{2xy}{(x + y)}$$ |
Answer» C. $\frac{2(x + y)}{xy}$$ | |