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| 1. |
The value of }\operatorname{sin}^22^°+\operatorname{sin}^24^°+\operatorname{sin}^26^°+....+\operatorname{sin}^290^° |
| Answer» The value of }\operatorname{sin}^22^°+\operatorname{sin}^24^°+\operatorname{sin}^26^°+....+\operatorname{sin}^290^° | |