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CBSE Class 10 Answered

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Asked by 900kanan | 10 Nov, 2021, 09:09: PM
answered-by-expert Expert Answer
fraction numerator cotθ plus cosecθ minus 1 over denominator cotθ minus cosecθ plus 1 end fraction
equals fraction numerator cotθ plus cosecθ minus open parentheses cosec squared straight theta minus cot squared straight theta close parentheses over denominator cotθ minus cosecθ plus 1 end fraction
equals fraction numerator cotθ plus cosecθ minus open parentheses cosecθ minus cotθ close parentheses open parentheses cosecθ plus cotθ close parentheses over denominator cotθ minus cosecθ plus 1 end fraction
equals fraction numerator open parentheses cosecθ plus cotθ close parentheses open parentheses 1 minus cosecθ plus cotθ close parentheses over denominator cotθ minus cosecθ plus 1 end fraction
equals cosecθ plus cotθ
equals 1 over sinθ plus cosθ over sinθ
equals fraction numerator 1 plus cosθ over denominator sinθ end fraction
Answered by Arun | 11 Nov, 2021, 09:22: AM
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