Level:
Project ID:
1003028801
Source Problem:
Accepted:
1
Clonable:
1
Easy:
1
For the next equation, find the sum of all the roots from the set of natural numbers. Multiple roots, if any, count only once.
\[ \left(x^2+4\right)\left(x^2-9\right)=0 \]
\( 3 \)
\( -5 \)
\( 5 \)
\( -1 \)