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If cosec theta + Cot theta …

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If cosec theta + Cot theta = x , find the value of cosec theta - Cot theta
  • 2 answers

Shubhendra Pratap Singh 6 years, 11 months ago

By identity cosec2a - cot2a =1 Using identity a2-b2=[a+b][a-b] we have (Coseca+cota) (coseca- cota)=1 (by identiy at top) = x(coseca- cota)= 1( given =x) (coseca-cota)= 1/x ANSWER!!

Jatin Gera 6 years, 11 months ago

Cosec²Q-Cot²Q= 1... (CosecQ-CotQ) x (Cosec+CotQ) = 1.... (CosecQ-CotQ) X (x) = 1..... CosecQ-CotQ = 1/x..
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