Practicing Success
Practicing Success
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The value $23 cosec^2 A − 23 cot^2 A$ of is: |
23 1 27 0 |
23 |
23 cosec²A - 23cot²A = 23 ( cosec²A - cot²A ) { we know, cosec²A - cot²A = 1 } = 23 |
