Find the sign of the following.
-cot (ϴ + 180°), given that ϴ is in the interval (270°, 360°).
A)negative
B)positive

Name: Find the sign of the following. -cot (ϴ + 180°), given that ϴ is in the interval (270°, 360°). A)negative B)positive
Brand: Quizplus
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Question

Quizplus · Accepted Answer

cot (ϴ + 180°) = - cot ϴ, since ϴ is in the interval (270°, 360°), cot ϴ is negative. Therefore, cot (ϴ + 180°) is positive.

Find the Sign of the Following