Question
Mathematics Question on Trigonometric Identities
If tan A + cot A = 2, then the value of tan4 A + cot4 A =
A
2
B
1
C
4
D
5
Answer
2
Explanation
Solution
The correct answer is (A) : 2.
If tan A + cot A = 2, then the value of tan4 A + cot4 A =
2
1
4
5
2
The correct answer is (A) : 2.