Find All Values That Make the Rational Expression Undefined $$\frac { x ^ { 2 } - 64 } { x ^ { 2 } + 17 x + 70 }$$

Multiple Choice

Find all values that make the rational expression undefined. If the rational expression is defined for all real numbers, so
state.
- $$\frac { x ^ { 2 } - 64 } { x ^ { 2 } + 17 x + 70 }$$

A) $x = 8 , x = - 8$
B) $x = 7 , x = - 10$
C) $x = - 7 , x = - 10$
D) $x = 0$