1. Find the antiderivatives of the following functions using the substitution rule. Write your answers on a separate sheet of paper. a. (5x+4) dx b./√x-5dx c. f sin¹(x) cos(x) dx d. fdx

Advanced Engineering Mathematics
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Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
Section: Chapter Questions
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APPLICATION
1. Find the antiderivatives of the following functions using the substitution rule. Write
your answers on a separate sheet of paper.
a. [(5x + 4)5dx
b. √ √4x-5dx
c. sin¹0 (x) cos(x) dx
d. fdx
II. Find and correct the mistakes in the following "solutions to these integration
problems. Write the new solutions in the space provided below.
a. [sin 5x dx;u= 5x, du = 5dx
sin 5x dx =
= [₁ sin u du = -cos u + C = -5 cos 5x + C
9
cost_dx;Mm. sản x, du = cosx dx
1+ an
cos x
du
-dx =
1+ SIR²X
1+u²
c. f(4x + 1)(2x² + x) dx;u= 2x² + x, du = 4x + 1
[(4x + 1
x +
b.
= In||1 + u²| + C = In|1+ sin³x|+C
1)(2x² + x) dx = [uħdu = ²(2x²+x) + C
Transcribed Image Text:APPLICATION 1. Find the antiderivatives of the following functions using the substitution rule. Write your answers on a separate sheet of paper. a. [(5x + 4)5dx b. √ √4x-5dx c. sin¹0 (x) cos(x) dx d. fdx II. Find and correct the mistakes in the following "solutions to these integration problems. Write the new solutions in the space provided below. a. [sin 5x dx;u= 5x, du = 5dx sin 5x dx = = [₁ sin u du = -cos u + C = -5 cos 5x + C 9 cost_dx;Mm. sản x, du = cosx dx 1+ an cos x du -dx = 1+ SIR²X 1+u² c. f(4x + 1)(2x² + x) dx;u= 2x² + x, du = 4x + 1 [(4x + 1 x + b. = In||1 + u²| + C = In|1+ sin³x|+C 1)(2x² + x) dx = [uħdu = ²(2x²+x) + C
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