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Mathematics, 27.08.2019 16:30 gaby8282

Periodic functions and trigonometry for 25
explain !
on a separate piece of paper sketch a unit circle with angle 0 in standard position.
for what values of θ is the sine increasing? decreasing?
for what values of θ is the cosine increasing? decreasing?
for which angle between 0° and 360° is sine equal to 0? where is cosine equal to 0?

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Periodic functions and trigonometry for 25
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