Integrals Practice

6. What should "u" equal in this integral?

• x
• (lnx)/x
• lnx
• sin(lnx)

Tags

CCSS.HSF.BF.B.5

What should "du" equal in this integral?

• tanxsecx dx
• secx dx
• sec²x dx
• tanx dx

∫₁² (3x² + 4x³)dx

• a. 24
• b. -8
• c. -10
• d. 22

Tags

CCSS.HSA.APR.A.1

Evaluate the definite integral.

• 3
• 9/2
• 9
• Not possible

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.A.2

• -½x^-2 + C
• -⅖x^-5/2 + C
• 2x^1/2 + C
• -2x^-1/2 + C

Tags

CCSS.HSA.REI.A.2

CCSS.HSN.RN.A.1

CCSS.HSN.RN.A.2

 $\int\left(4x^3-12x^2+7x-3\right)dx=....$  

•  $2x^4-3x^3+7x^2-3x+c$  

•  $x^4-3x^3+\frac{7}{2}x^2-3x+c$  

•  $x^4-4x^3+\frac{7}{2}x^2-3x+c$  

•  $\frac{1}{2}x^4-3x^3+\frac{7}{2}x^2-3x+c$  

 $\int t^2\left(3t+5\right)dt=....$  

•  $\frac{3}{4}t^4+\frac{5}{3}t^3+c$  

•  $3t^4+\frac{3}{5}t^3+c$  

•  $\frac{3}{4}t^3+\frac{5}{3}t^2+c$  

•  $9t^2+10t+c$  

 $\int_0^3\left(x^2-2x\right)dx=....$  

• 9

• 7

• 3

• 0

• 1/(e^cot(3x))+C
• (-e^-cot(3x))/3+C
• -1/(e^cot(3x))+C
• (e^-cot(3x))/3+C

• 0

• -1

• 1

• -1/2