Question

use the unit circle to find the inverse function value in degrees.
tan^-1 sqrt of 3

A. 120 degrees
B. 90 degrees
C. 60 degrees
D. 30 degrees

Answer 1

http://4.bp.blogspot.com/-FMVojhlkcSQ/UInlIKO88oI/AAAAAAAAAC4/-fzMOz6di2Y/s1600/image010.jpg

Answer 2

The angle whose tangent is sqrt(3) has an opposite side whose length is greater than the adjacent side's. So it must be greater than a 45 degree angle. But it cannot be 90 or greater than 90 or the tangent would be undefined or negative. So the answer must be ...

Answer 3

60 degrees

Answer 4

Right!

Answer 5

thank you!

Answer 6

welcome