Question 975157
{{{ 3sin^2(theta) + 5cos(theta) = 1}}}
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{{{3(1 - cos^2(t)) + 5cos(t) - 1 = 0}}}
{{{3cos^2(t) - 5cos(t) - 2 = 0}}}
(3cos + 1)*(cos - 2) = 0
cos = 2 (Ignore)
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cos = -1/3
theta = acos(-1/3)