13. cosh (5 + j12) 14. sinh (2 + j2) 15. tan (-3+ j3)
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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Solve the following problems. Show clear and organized solutions. Thanks!!! (Subject: Engineering Mathematics)
Note: Answer only numbers 13-15
Transcribed Image Text:B. Trigonometric and Hyperbolic Function of Complex Number. Evaluate the following. Express your answer
in a +jb.
9. cos(j4)
13. cosh (5 + j12)
14. sinh (2 + j2)
15. tan (-3 + j3)
10. sin(j6)
11. cos(4 + j4)
12. sin(3 - j4)
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