MCQOPTIONS
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| 1. |
Identify the expression equivalent to \[\left( \frac{1}{3y}+\frac{1}{4x} \right)\left( \frac{1}{3y}-\frac{1}{4x} \right).\] |
| A. | \[\frac{1}{3{{y}^{2}}}-\frac{1}{4{{x}^{2}}}\] |
| B. | \[\frac{1}{3{{y}^{2}}}+\frac{1}{4{{x}^{2}}}\] |
| C. | \[\frac{1}{4{{x}^{2}}}-\frac{1}{3{{y}^{2}}}\] |
| D. | \[\frac{1}{9{{y}^{2}}}-\frac{1}{16{{x}^{2}}}\] |
| Answer» E. | |