3 Select the correct answer.
Which equation models the same quadratic relationship as function ??
f(1) = 2x2 – 12x + 11
A. y = 2(x – 6)2 + 5
B. y = 2(x + 3)2 – 7
c. y = 2(x – 3)2 – 7
D. y = 2(x + 6)2 + 2

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?