2000000202 | math4u.vsb.cz

SubArea:

Quadratic equations and inequalities

Level:

Project ID:

2000000202

Accepted:

0

Clonable:

0

Easy:

1

Solve the following inequality.

x^{2} + 9 \leq 0

x \in \emptyset

x \in R

x \in (- 3; 3)

x \in (- \infty; - 3) \cup (3; \infty)