Posted by jenny on Monday, March 5, 2012 at 5:45pm.
find the general solutions to the equations:
1) sec x = 2
2) 2 sin^2 x = 1
3) cos^2 x  2cos x + 1 = 0

trig  john, Friday, March 9, 2012 at 7:41pm
a). secx=2
2pi/3 and 4pi/3
b). sinx=(2^(1/2)/2
its that value at pi/4, and 3pi/4
c). cosx=+ or  1, so if they want multiple answers its 0, 2pi, and pi
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