Factor polynomial z^2+2

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 2    
z  + 2

$$z^{2} + 2$$

z^2 + 2

Factorization [src]

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

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

(x + i*sqrt(2))*(x - i*sqrt(2))

Numerical answer [src]

2.0 + z^2

2.0 + z^2