Mister Exam

Factor polynomial x^2+9

An expression to simplify:

The solution

You have entered [src]
 2    
x  + 9
x2+9x^{2} + 9
x^2 + 9
Factorization [src]
(x + 3*I)*(x - 3*I)
(x3i)(x+3i)\left(x - 3 i\right) \left(x + 3 i\right)
(x + 3*i)*(x - 3*i)
Numerical answer [src]
9.0 + x^2
9.0 + x^2