Question

If cosec²θ= cosec (θ- 15),then θ=……….. *​

Answer 1

Answer:

Sec(3a-15)

sec(90-a)=cosec a

2 a =-3 a +105

a=21 °

Step-by-step explanation:

hope it will help u

Answer 2

Step-by-step explanation:

csc²A=csc(A-15)

sin²A=sin(A-15)

sin²A=sinAcos15-cisAsin15