Use the given information to find the exact function value. Simplify your answer as much as possible. Rationalize the denominator if necessary. cost =−2/5, t in Quadrant III (a)sin2t = (b) cos2t = (c) tan2t =
Use the given information to find the exact function value. Simplify your answer as much as possible. Rationalize the denominator if necessary. cost =−2/5, t in Quadrant III (a)sin2t = (b) cos2t = (c) tan2t =
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter6: The Trigonometric Functions
Section6.5: Trigonometric Graphs
Problem 10E
Related questions
Question
Use the given information to find the exact
cost =−2/5, t in Quadrant III
(a)sin2t =
|
|
(b)
cos2t =
|
|
(c)
tan2t =
|
|
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