2000003803 | math4u.vsb.cz

SubArea:

Higher degree equations and inequalities

Level:

Project ID:

2000003803

Accepted:

0

Clonable:

0

Easy:

1

Assuming

x \in R

, find the solution set of the following equation.

(x^{2} + 1) (x^{2} - 4) = 0

{- 2; 2}

{- 2; - 1; 1; 2}

{- 2; - 1; 2}

{- 1; 2}