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4. The value of 9 cot²x – 9 cosec²x = .....(A) 9 (B) -9 (C) 1 (D) – 1 |
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Answer» Answer: COSEC square theta -cot square theta =1 Step-by-step EXPLANATION: -9 cosecsquare X +9cot square x =-9 OPTION b |
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