Determine whether the quadratic function shown below has a mirimum or maximum, then determine the minimum or maximum value of the function.
f(x) = -222 – 47 – 8

What is the range of this function? all real numbers such that y ≤ 40 all real numbers such that y ≥ 0 all real numbers such that 0 ≤ y ≤ 40 all real numbers such that 37.75 ≤ y ≤ 40

Which is equivalent to 10/12? options: 10/18 5/6 3/12 9/11

Answer question above and explain each step : )