Level:
Project ID:
2010009505
Source Problem:
Accepted:
0
Clonable:
1
Easy:
0
Find the solution set of the following inequality.
\[
x^{4} - 81 > 0
\]
\( \mathbb{R} \setminus [ -3;3 ]\)
\((3;\infty) \)
\((-\infty ;-3] \cup [ 3;\infty )\)
\((-\infty ;-9) \cup (9;\infty )\)
\((-3;3) \)