Respuesta :

Answer:

4 or -6.75

Step-by-step explanation:

Quadratic Formula:

(-b±√b^2-4ac)/2a

= (-11 ±√121 - 4(4)(-108)/ 2(4))

= (-11 ± √1849)/ 8

= (-11 ± 43) /8

= 32/8 OR -54/8

= 4 OR -6.75