Mark the Correct alternative in the following:
The value of 
is
Given to find the value of 
The angles can be modified as 
and 
Using the identity 
, we have
[using the identity cos2θ + sin2θ = 1]
= 1 + 1 = 2
Hence the answer is option B.
1
Mark the Correct alternative in the following:
The value of is
Given to find the value of
The angles can be modified as and
Using the identity , we have
[using the identity cos2θ + sin2θ = 1]
= 1 + 1 = 2
Hence the answer is option B.