Question: a) Sketch the curves y = 2 cos x and y = 3 sin x on the same axes for 0 x 360.

a) Sketch the curves y = 2 cos x and y = 3 sin x on the same axes for 0° ≤ x ≤ 360°.

b) Find the range of values of x in the
interval 0° ≤ x ≤ 360° for which
3sin x ≥ 2cos x.

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ANSWER We can start by dividing both sides of the inequality by cosx as long as cosx is positive ... View full answer

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