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OpenStudy (anonymous):
Solve on the interval [0, 2pi) 1- cos theta = 2- sqt3/2
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OpenStudy (anonymous):
A. 2pi/3, 4pi/3 B. pi/6, 5pi/6 C. pi/6, 11pi/6 D. 7pi/6 , 11pi/6
OpenStudy (anonymous):
say cos theta is x 1-x = 2-3^0.5/2......is this the qn?
OpenStudy (anonymous):
i think yes
OpenStudy (anonymous):
C
OpenStudy (anonymous):
sry......x=-1+cos(30)....
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