Mister Exam

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How to use it?
Integral of d{x}:
Integral of (xcosx)/(2+3x^3)
Integral of 1/(3*x)
Integral of 1/(2x^2-2x+3)
Integral of 1/(1+5x)
Identical expressions
(xcosx)/(two + three x^3)
(x co sinus of e of x) divide by (2 plus 3x cubed )
(x co sinus of e of x) divide by (two plus three x cubed )
(xcosx)/(2+3x3)
xcosx/2+3x3
(xcosx)/(2+3x³)
(xcosx)/(2+3x to the power of 3)
xcosx/2+3x^3
(xcosx) divide by (2+3x^3)
(xcosx)/(2+3x^3)dx
Similar expressions
(xcosx)/(2-3x^3)

Solving integrals/ (xcosx)/(2+3x^3)

Integral of (xcosx)/(2+3x^3) dx

The solution

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 oo            
  /            
 |             
 |  x*cos(x)   
 |  -------- dx
 |         3   
 |  2 + 3*x    
 |             
/              
1

$$\int\limits_{1}^{\infty} \frac{x \cos{\left(x \right)}}{3 x^{3} + 2}\, dx$$

Integral((x*cos(x))/(2 + 3*x^3), (x, 1, oo))

Use the examples entering the upper and lower limits of integration.