Mark the correct alternative in the following:
If 
, then 
is equal to
Given:
We know csc2α = cot2α +1
⇒ cotα +1
In the given range cot is negative
∴ -1-cotα
1
Mark the correct alternative in the following:
If , then is equal to
Given:
We know csc2α = cot2α +1
⇒ cotα +1
In the given range cot is negative
∴ -1-cotα