1. Find the principal value of cos‾¹x, for x = √3 / 2 *
1 point
π/3
π/6
π/4
None of the above
2. Find the principal value of *
1 point
π/3
π/6
2π/3
None of the above
3. Find the value of *
1 point
2π/3
2π/5
π/3
None of the above
4. Find the set of values of *
1 point
(–∞, – 1)
[1, ∞)
ø
None of the above
5. Find the value of *
1 point
2π/3
π/3
4π/3
None of the above
6. Find the principal value of *
1 point
π/4
-π/4
3π/4
None of the above
7. Find the value of *
1 point
π/3
π/4
2π/3
None of the above
8. Find the value of *
2 points
π/4
π/3
π/6
None of the above
9. Find the value of *
2 points
π/4
3π/4
2π/3
none of the above
10. Evaluate: *
2 points
1
-1
0
None of the above
11. Find the value of *
3 points
-1
1
0
None of the above
12. Find the value of *
3 points
-π/12
π/12
0
1
13. Which of the following is the principal value branch of cosec‾¹x? *
1 point
(a)
(b)
(c)
(d)