Mister Exam

Factor polynomial 2*x^2-8

An expression to simplify:

The solution

You have entered [src]
   2    
2*x  - 8
$$2 x^{2} - 8$$
2*x^2 - 8
Factorization [src]
(x + 2)*(x - 2)
$$\left(x - 2\right) \left(x + 2\right)$$
(x + 2)*(x - 2)
Combinatorics [src]
2*(-2 + x)*(2 + x)
$$2 \left(x - 2\right) \left(x + 2\right)$$
2*(-2 + x)*(2 + x)
Numerical answer [src]
-8.0 + 2.0*x^2
-8.0 + 2.0*x^2
Combining rational expressions [src]
  /      2\
2*\-4 + x /
$$2 \left(x^{2} - 4\right)$$
2*(-4 + x^2)