Mister Exam

Factor polynomial 5-x^2

An expression to simplify:

The solution

You have entered [src]
     2
5 - x 
$$5 - x^{2}$$
5 - x^2
Factorization [src]
/      ___\ /      ___\
\x + \/ 5 /*\x - \/ 5 /
$$\left(x - \sqrt{5}\right) \left(x + \sqrt{5}\right)$$
(x + sqrt(5))*(x - sqrt(5))
Numerical answer [src]
5.0 - x^2
5.0 - x^2