Math, asked by shubhammouda, 11 months ago

prove that cosA cotA/( 1-sinA)=1+cosecA​

Answers

Answered by ERB
1

Answer:

Step-by-step explanation:

cosA cotA/( 1-sinA)

→cos A (cosA/ sinA)/(1- sin A)

→cos²A/(sinA(1- sinA))

→(1-sin²A)/(sinA(1- sinA))

→(1+ sinA)(1- sinA)/(sinA(1- sinA))

→(1+ sinA)/sin A

→cosecA+1

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