SOLUTION: Draw the angle sin(-pi/2) using a ray through the origin, and determine whether the sine, cosine, and tangent of this angle are positive, negative, zero, or undefined.
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-> SOLUTION: Draw the angle sin(-pi/2) using a ray through the origin, and determine whether the sine, cosine, and tangent of this angle are positive, negative, zero, or undefined.
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Question 337997: Draw the angle sin(-pi/2) using a ray through the origin, and determine whether the sine, cosine, and tangent of this angle are positive, negative, zero, or undefined. Answer by solver91311(24713) (Show Source):
