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U-substitution

Authored by Justin Wooten

Mathematics

10th Grade - University

CCSS covered

Used 23+ times

U-substitution
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15 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

∫5 e5x dx

25 e5x + C 
5 e5x - 1 + C 
e5x +  C 
(1/5) e5x + C 

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

∫ 2x cos(x2) dx

sin(x2) + C

2 sin ( 2x ) + C

(1/2) sin(x2) + C

4 cos(2x ) + C

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

∫ 6 x (x2 +1 )2 dx

( x2 + 1)3 + C
3 ( x2 + 1)3 + C
( x2 + 1)1 + C
6 ( x2 + 1)3 + C

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 6x(3x2+4)4dx\int_{ }^{ }6x\left(3x^2+4\right)^4dx  

 6(3x2+4)55+C\frac{6\left(3x^2+4\right)^5}{5}+C  

 (3x2+4)44+C\frac{\left(3x^2+4\right)^4}{4}+C  

 (3x2+4)55+C\frac{\left(3x^2+4\right)^5}{5}+C  

 (3x2+4)530+C\frac{\left(3x^2+4\right)^5}{30}+C  

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 sin(t)cos3(t)dt\int_{ }^{ }\frac{\sin\left(t\right)}{\cos^3\left(t\right)}dt  

 12cos2(t)+C\frac{1}{2\cos^2\left(t\right)}+C  

 12cos2(t)+C-\frac{1}{2\cos^2\left(t\right)}+C  

 12sin2(t)+C\frac{1}{2\sin^2\left(t\right)}+C  

 12sin2(t)+C\frac{-1}{2\sin^2\left(t\right)}+C  

Tags

CCSS.HSF.TF.B.7

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 xx1dx\int_{ }^{ }\frac{x}{\sqrt{x-1}}dx  

 3(x1)32+2(x1)2+C3\left(x-1\right)^{\frac{3}{2}}+2\left(x-1\right)^2+C  

 23(x1)32+2(x1)12+C\frac{2}{3}\left(x-1\right)^{\frac{3}{2}}+2\left(x-1\right)^{\frac{1}{2}}+C  

 23(x1)12+2(x1)12+C\frac{2}{3}\left(x-1\right)^{\frac{1}{2}}+2\left(x-1\right)^{-\frac{1}{2}}+C  

 32(x1)12+3(x1)32+C\frac{3}{2}\left(x-1\right)^{-\frac{1}{2}}+3\left(x-1\right)^{-\frac{3}{2}}+C  

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

 sin2(3x)cos(3x)dx\int_{ }^{ }\sin^2\left(3x\right)\cos\left(3x\right)dx  

 3sin3(3x)+C3\sin^3\left(3x\right)+C  

 3sin3(3x)(12)cos2(3x)+C3\sin^3\left(3x\right)\left(\frac{1}{2}\right)\cos^2\left(3x\right)+C  

 sin3(3x)cos2(3x)18+C\frac{\sin^3\left(3x\right)\cos^2\left(3x\right)}{18}+C  

 19sin3(3x)+C\frac{1}{9}\sin^3\left(3x\right)+C  

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