Please help giving brainlest if work shown, explained step by step

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?

Which of the following is the maximum value of the equation y=-x^2+2x+5 a. 5 b. 6 c. 2. d. 1

|p| > 3 {-3, 3} {p|-3 < p < 3} {p|p < -3 or p > 3}