Factor polynomial x^4-2

You have entered [src]

 4    
x  - 2

$$x^{4} - 2$$

x^4 - 2

Factorization [src]

/    4 ___\ /    4 ___\ /      4 ___\ /      4 ___\
\x + \/ 2 /*\x - \/ 2 /*\x + I*\/ 2 /*\x - I*\/ 2 /

$$\left(x - \sqrt[4]{2}\right) \left(x + \sqrt[4]{2}\right) \left(x + \sqrt[4]{2} i\right) \left(x - \sqrt[4]{2} i\right)$$

(((x + 2^(1/4))*(x - 2^(1/4)))*(x + i*2^(1/4)))*(x - i*2^(1/4))

Numerical answer [src]

-2.0 + x^4

-2.0 + x^4