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If sun and cos then the terminal point determined by is

If sun and cos then the terminal point determined by is-example-1

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The sine of an angle θ is less than zero for θ in the 3rd or 4th quadrant.

And the cosine of angle θ is greater than zero for θ in the 1st or 4th quadrant.

Therefore, for both conditions to be satisfied, the terminal point determined by θ must be in quadrant 4.

If sun and cos then the terminal point determined by is-example-1
User Bluelights
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