What is your name and what is mine?

Which of the following is the result of expanding

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]

You dug a hole that was 8 feet deep. after taking a short break, you dug down 3 more feet in the same hole. when finished digging, a tractor accidentally filled the hole with 4 feet of dirt. how deep is your hole now?