How do you find two solutions (in degree and radians) for secx = sqrt2?
1 Answer
Oct 13, 2015
The two solutions in degrees (from 0 to 360) would be 45 and 315.
In radians (from 0 to
Explanation:
sec(x) = 1/cos(x)
Plug in our givens:
sqrt(2) = 1/cos(x)
cos(x) = 1/sqrt(2)
cos(x) = sqrt(2)/2
Using the unit circle, I know that
We also know that the value at