Level:
Project ID:
1003107203
Accepted:
1
Clonable:
0
Easy:
0
Insert such $3$ numbers between the roots of the equation $x^2-10x-119=0$, so that together with the roots of the equation they form $5$ consecutive arithmetic sequence terms. What is the central term?
$5$
$17$
$6$
$-1$
$-7$