2010009501 | math4u.vsb.cz

SubArea:

Higher degree equations and inequalities

Level:

Project ID:

2010009501

Source Problem:

Accepted:

0

Clonable:

1

Easy:

0

Find the solution set of the following equation.

x^{4} - 10 x^{2} + 9 = 0

{- 3; - 1; 1; 3}

{- 3; 3}

{- 1; 1}

{1; 3}