Mister Exam

Factor polynomial x^3+4*x

An expression to simplify:

The solution

You have entered [src]
 3      
x  + 4*x
$$x^{3} + 4 x$$
x^3 + 4*x
Factorization [src]
x*(x + 2*I)*(x - 2*I)
$$x \left(x + 2 i\right) \left(x - 2 i\right)$$
(x*(x + 2*i))*(x - 2*i)
General simplification [src]
  /     2\
x*\4 + x /
$$x \left(x^{2} + 4\right)$$
x*(4 + x^2)
Numerical answer [src]
x^3 + 4.0*x
x^3 + 4.0*x
Combining rational expressions [src]
  /     2\
x*\4 + x /
$$x \left(x^{2} + 4\right)$$
x*(4 + x^2)
Combinatorics [src]
  /     2\
x*\4 + x /
$$x \left(x^{2} + 4\right)$$
x*(4 + x^2)