Csc α - sin α = cos α cot α

Show how this is an identity?

Question

Ethan Rush

Mathematics

18 January, 16:20

Csc α - sin α = cos α cot α

Show how this is an identity?

+2

Answers (1)

Know the Answer?

Puck · Answer 1

Csc a - sin a = cos a cot a

1/sin a - sin a = cos a (cos a / sin a)

(1 - sin^2 a) / sin a = cos^2 a/sin a

cos^2 a/sin a = cos^2 a/sin a

Therefore, the given equation is an identity.

Csc α - sin α = cos α cot αShow how this is an identity?

Csc α - sin α = cos α cot α

Show how this is an identity?