CBSE BOARD X, asked by mrbozz100, 1 year ago

If cosec a + cot a =x, find cosec a - cot a?

Answers

Answered by saanviy01
19

now , cot² a + 1 = cosec² a

⇒cosec² a - cot²a = 1

⇒(cosec a - cot a) * (cosec a + cota) = 1

⇒(cosec a - cot a) * x = 1

⇒cosec a - cot a = 1/x

Hoping to be helpful...

Answered by finaldestination9000
1

=cosec^2a=1+cot^2a

=cosec^2a-cot^2a=1

=(coseca+cota)(coseca-cota)

=x(coseca-cota)=1

=coseca-cota=1/x

Similar questions