Complete the identity.
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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Transcribed Image Text:Question 18
Complete the identity.
sin (20) +2 sin² e
cos (20)
O2 tan 0+2
= ?
O tan (20) + tan² e
sec (20)
O tan (20) + 2 tan²0
O2 tan e
1-tan e
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