# How do you use the quadratic formula to find both solutions to the quadratic equation #x^2-5x-14=0#?

##### 1 Answer

Jul 16, 2015

Solve

#### Explanation:

There is another method that may be faster. Roots have opposite signs (Rule of signs)

Factor pairs of (-14) -> (-1, 14)(-2, 7). This sum is 5 = -b. Then, the 2 real roots are: -2 and 7.