Question

the solution set of 2[tan–1x]^2 – 5[tan–1 x] + 2 < 0 is

1. (–∞, tan 1)
2. [tan 1, ∞)
3. (tan 1, tan 2)
4. (–tan 1, 0)

*more than one option

Answer 1

Answer:

c) is the correct answer