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if theta is an acute angle …

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if theta is an acute angle and cosec thetha = root 5.Find.the value of cot theta minus cos thetha
  • 1 answers

Ankit Class 1 year, 8 months ago

Let theta be angle A Cosec A =√5 Cot A- cos A CosA/sinA -cosA CosA(cosecA-1) SinA = 1/√5 CosA =√1-sin^2 A CosA= √ 1-1/5 CosA=√4/5 CosA=2/√5 Now CotA-cosA=cosA(cosecA-1) CotA-cosA=2/√5(√5-1)
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