Solve
- $$5 x ^ { 2 } + 35 = 0$$

Solve.
- $$5 x ^ { 2 } + 35 = 0$$

A) $17.5$
B) $\pm 7 \mathrm { i }$
C) $\pm \sqrt { 7 } \mathrm { i }$
D) 8