17 Evaluate the integral: SERV - dx x²√x² + 25 (A) Which trig substitution is correct for this integral?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section: Chapter Questions
Problem 22RE
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Question
17
Evaluate the integral:
- dx
x²√x² + 25
(A) Which trig substitution is correct for this integral?
X =
5 tan (0)
X = 17 sec (0)
x = 25 sin(0)
X =
25 tan (0)
X =
25 sec (0)
X = 5 sin(0)
(B) Which integral do you obtain after substituting for x and simplifying?
Note: to enter 0, type the word theta.
de
(C) What is the value of the above integral in terms of 0?
+ C
(D) What is the value of the original integral in terms of x?
+ C
Transcribed Image Text:17 Evaluate the integral: - dx x²√x² + 25 (A) Which trig substitution is correct for this integral? X = 5 tan (0) X = 17 sec (0) x = 25 sin(0) X = 25 tan (0) X = 25 sec (0) X = 5 sin(0) (B) Which integral do you obtain after substituting for x and simplifying? Note: to enter 0, type the word theta. de (C) What is the value of the above integral in terms of 0? + C (D) What is the value of the original integral in terms of x? + C
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