Časť:
Project ID:
1003020603
Source Problem:
Accepted:
1
Clonable:
1
Easy:
1
Určte definičný obor výrazu.
\[
\sqrt{-x^2+x+20}
\]
\(\left\langle-4;5\right\rangle\)
\(\left(-\infty;-4\right\rangle\cup\left\langle5;\infty\right)\)
\(\emptyset\)
\(\left\langle-5;4\right\rangle\)