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If cosec thita -cot thita=1/3, than …

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If cosec thita -cot thita=1/3, than find cosec thita+cot thita.
  • 2 answers

Srishtika Murugan 4 years, 5 months ago

I have used the following identity: a²-b²=(a+b)(a-b) 1+cot²∆=cosec²∆

Srishtika Murugan 4 years, 5 months ago

Consider ∆ to be theta. Cosec²∆-cot²∆=1 (cosec∆+cot∆)(cosec∆-cot∆)=1 (Cosec∆+cot∆)1/3=1 cosec∆+cot∆=3
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