1. For the integral 1/₂ da x²√x²-9 OA. x = 3 sec (0) OB. x = 3 sec (0) OC. x = 3 sin(0) OD. None of these OE. x = 3 tan (0) the appropriate substitution is ..... and the resulting trigonometric integral is fsec (0) de S cos(0) de Stan (0)de -S de sec(0) tan² (0)
1. For the integral 1/₂ da x²√x²-9 OA. x = 3 sec (0) OB. x = 3 sec (0) OC. x = 3 sin(0) OD. None of these OE. x = 3 tan (0) the appropriate substitution is ..... and the resulting trigonometric integral is fsec (0) de S cos(0) de Stan (0)de -S de sec(0) tan² (0)
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:1. For the integral
1/₂
dx
x²√x²-9
OA. x = 3 sec (0)
OB. x = 3 sec(0)
OC. x = 3 sin(0)
OD. None of these
OE. x = 3 tan (0)
the appropriate substitution is ..... and the resulting trigonometric integral is
fsec(0)de
Scos(0) de
Stan(0) de
S de
sec(0)
tan² (0)
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