SOLUTION: Use the characteristics of f(t) = sin t to find the value of sin t when t=-21π/4
A. sin t=0
B. sin t=1
C. sin t=-√2/2
D. sin t=√2/2
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Question 1109582: Use the characteristics of f(t) = sin t to find the value of sin t when t=-21π/4
A. sin t=0
B. sin t=1
C. sin t=-√2/2
D. sin t=√2/2
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
-21pi/4 = -16pi/4 - 5pi/4 = -24pi/4 + 3pi/4
-24pi/4 is 3 revolutions. Delete it.
--> +3pi/4
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