9000022809 | math4u.vsb.cz

SubArea:

Quadratic equations and inequalities

Level:

Project ID:

9000022809

Accepted:

1

Clonable:

0

Easy:

0

Find the solution set of the following quadratic inequality.

4 x^{2} + 4 x + 1 < 0

\emptyset

R

{\frac{1}{2}}

{- \frac{1}{2}}