Math, asked by azkarmohammad, 5 months ago

cosec (65° +0) - sec(25º-0) - tan(55°-0)
+cot(35° +9)=0​

Answers

Answered by singh04pabhjot
5

Answer:

=>sec[ 90-(65 +theta)] -sec(25-theta) -cot [90-( 55-theta)] +cot (35+theta) since sec(90-x)=cosecx, cot(90-x) tanx => sec(25-theta) -sec(25-theta) -cot(35+theta)+cot(35+theta) =>0 ...

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