Mister Exam

Factor polynomial x^2-8

An expression to simplify:

The solution

You have entered [src]
 2    
x  - 8
$$x^{2} - 8$$
x^2 - 8
Factorization [src]
/        ___\ /        ___\
\x + 2*\/ 2 /*\x - 2*\/ 2 /
$$\left(x - 2 \sqrt{2}\right) \left(x + 2 \sqrt{2}\right)$$
(x + 2*sqrt(2))*(x - 2*sqrt(2))
Numerical answer [src]
-8.0 + x^2
-8.0 + x^2