Math, asked by srushtilokhande9, 1 year ago

cosec/cosec-1+ cosec/cosec+1= 2sec2

Answers

Answered by mukulkumar4071

3

Step-by-step explanation:

Cosec/Cosec-1+Cosec/Cosec+1

Cosec2 +Cosec +Cosec2 -Cosec /

Cosec2 -1

2 Cosec2 / Cosec2 -1

2cosec2 /Cot2. as cot2=Cosec2-1

2/sin2÷ cos2/sin2. as 2cosec2=2/sin2.

and cot2=cos2/sin2

2/Cos2

=2Sec2

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Answered by Ayana14

1

Answer:

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