MCQOPTIONS
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| 1. |
If \[\frac{1}{{{1}^{4}}}+\frac{1}{{{2}^{4}}}+\frac{1}{{{3}^{4}}}+.....+\infty =\frac{{{\pi }^{4}}}{90}\], then the value of \[\frac{1}{{{1}^{4}}}+\frac{1}{{{3}^{4}}}+\frac{1}{{{5}^{4}}}+.....\infty \]is [AMU 2005] |
| A. | \[\frac{{{\pi }^{4}}}{96}\] |
| B. | \[\frac{{{\pi }^{4}}}{45}\] |
| C. | \[\frac{89}{90}{{\pi }^{4}}\] |
| D. | None of these |
| Answer» B. \[\frac{{{\pi }^{4}}}{45}\] | |