25. √1x³+2x dx = A) + In 2. B)+In 2. C) + In In 3. D) + In 3. E)+In 3.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Question

please solve question 25

21. If f(x) dx = 3 and 2f(x) dx = 20, then 2 f(x) dx =
A) 1.
B) 2.
C) 7.
D) 13.
22.
dx =
√9-x2
A) sin-¹(3x) + c. B) sin-¹x + c. C) sin-¹x +.c. D) sin-¹+c. E) sin-¹+c.
23. sin(Inx)
A) cos(In x) + c.
24. (√₂e¹²dt) =
dx
dx =
A) e¹x²
25. (1+³+2x dx =
A) + In 2.
1x3+2xم
B) -cos (Inx) + c. C) sin(lnx) + c.
B) -e4x²
B) +In 2.
C) 2e¹x²
C) + In 3.
E) 23.
D) -sin(In x) + c. E) -cos x + c.
D) -2e4x².
D)+In 3.
E) 0.
E)+In 3.
Transcribed Image Text:21. If f(x) dx = 3 and 2f(x) dx = 20, then 2 f(x) dx = A) 1. B) 2. C) 7. D) 13. 22. dx = √9-x2 A) sin-¹(3x) + c. B) sin-¹x + c. C) sin-¹x +.c. D) sin-¹+c. E) sin-¹+c. 23. sin(Inx) A) cos(In x) + c. 24. (√₂e¹²dt) = dx dx = A) e¹x² 25. (1+³+2x dx = A) + In 2. 1x3+2xم B) -cos (Inx) + c. C) sin(lnx) + c. B) -e4x² B) +In 2. C) 2e¹x² C) + In 3. E) 23. D) -sin(In x) + c. E) -cos x + c. D) -2e4x². D)+In 3. E) 0. E)+In 3.
Expert Solution
Step 1

Properties of integration

ax2+a2dx=tan-1xa+C1xdx=lnx+Cf(g(x))g'(x)dx=f(t)dt

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