Question
Mathematics Question on Trigonometric Identities
If tanθ=31, then the value of cos θ is
A
21
B
23
C
32
D
3
Answer
23
Explanation
Solution
The correct option is (B): 23
If tanθ=31, then the value of cos θ is
21
23
32
3
23
The correct option is (B): 23