Question

The roots of x²- ½ are___________​

Answer 1

QUESTION :

The roots of x²- ½ are___________

ANSWER :

To get the roots of a polynomial equation, you have to equate the equation with 0.

$x {}^{2} - \frac{1}{2} = 0 \\ x {}^{2} = \frac{1}{2} \\ x = \binom{ + }{ - } \sqrt{ \frac{1}{2} } \\ therefore \: \: \: x \: = \sqrt{ \frac{1}{2} } \: and \: - \sqrt{ \frac{1}{2} }$

FINAL ANSWER :

x = √1/2 and -√1/2