Question

name the quadrant in which cosx is positive​

Answer 1

Answer:

fourth quadrant

In the fourth quadrant, Cos is positive, in the first, All are positive, in the second, Sin is positive and in the third quadrant, Tan is positive. This is easy to remember, since it spells "cast". These angles are "related angles" and their cosines and tangents will be related in a similar way.

Answer 2

Answer:

fourth quadrant

Step-by-step explanation:

In the fourth quadrant, Cos is positive, in the first, All are positive, in the second, Sin is positive and in the third quadrant, Tan is positive. This is easy to remember, since it spells "cast". These angles are "related angles" and their cosines and tangents will be related in a similar way.

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