Question 1029080
4cos^2(t) + 4sin(t) = 3
4(1 - sin^2(t)) + 4sin(t) = 3
4sin^2 - 4sin - 1 = 0
*[invoke solve_quadratic_equation 4,-4,-1]
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sin(t) =~ -0.2071
t =~ 192, 348 degs