MCQOPTIONS
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| 1. |
By what number should\[{{\left( \frac{1}{8} \right)}^{-1/2\ }}\] be multiplied so that its product becomes \[{{\left( \frac{5}{7} \right)}^{-1/2\ }}\] ? |
| A. | \[{{\left( \frac{7}{40} \right)}^{-1/2\ }}\] |
| B. | \[\frac{\sqrt{7}}{2\sqrt{2}}\] |
| C. | \[\frac{\sqrt{70}}{20}\] |
| D. | \[\frac{\sqrt{70}}{40}\] |
| E. | None of these |
| Answer» D. \[\frac{\sqrt{70}}{40}\] | |