Question
Question: Which one of the following is correct?...
Which one of the following is correct?
A
tan 1 > tan– 1
B
tan 1 < tan–11
C
tan 1 = tan–1 1
D
None of these
Answer
tan 1 > tan– 1
Explanation
Solution
1 rad > 450 \ tan 1 > tan 450
̃ tan 1 > 1
Also tan–1(1) = 4π< 1,
Hence, tan 1 > tan– 1(1)