Suppose: sin(x) = -0.6638 cos(x) = 0.7479 tan(x) = -0.8875 Then, sin(-x) = 0.6638 cos(-x) 0.7479 tan(-x) = 0.8875 and sec(-x) csc(-x) cot(-a) sin(-2) =

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Suppose:
sin(x) = -0.6638
cos(x) = 0.7479
tan(x) = -0.8875
Then,
sin(-x) =
0.6638
cos(-x)
0.7479
tan(-x) =
0.8875
and
sec(-x) csc(-x) cot(-x) sin(-æ) =
Transcribed Image Text:Suppose: sin(x) = -0.6638 cos(x) = 0.7479 tan(x) = -0.8875 Then, sin(-x) = 0.6638 cos(-x) 0.7479 tan(-x) = 0.8875 and sec(-x) csc(-x) cot(-x) sin(-æ) =
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