I dont understand how to figure this out or even where to start. Help please!
you have a quadratic in cos(t)
factoring ___ [cos(t) + 7] [cos(t) - 1] = 0
cos(t) + 7 = 0 ___ cos(t) = -7 ___ this is an unrealistic value for cosine
cos(t) - 1 = 0 ___ cos(t) = 1
find the corresponding angles
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you have a quadratic in cos(t)
factoring ___ [cos(t) + 7] [cos(t) - 1] = 0
cos(t) + 7 = 0 ___ cos(t) = -7 ___ this is an unrealistic value for cosine
cos(t) - 1 = 0 ___ cos(t) = 1
find the corresponding angles