Solve the Polynomial Inequality and Graph the Solution Set on a Number

Multiple Choice

Solve the polynomial inequality and graph the solution set on a number line. Express the solution set in interval
notation.
- $$( x - 4 ) ( x + 7 ) > 0$$

A) $( - \infty , - 7 ) \cup ( 4 , \infty )$

B) $( - \infty , - 4 ) \cup ( 7 , \infty )$

C) $( - 7 , \infty )$

D) $( - 7,4 )$