Question

The shape of an arched doorway is modeled by the graph of the function that
y = -0.5x(x-8) where x and y are measured in feet. On coordinate plane, the floor is represented by the x-axis.
The doorway’s highest point occurs above the center of its base. How high is the highest point of the arched doorway ?

Answer 1

Step-by-step explanation:

a sequence of numbers in which each differs from the preceding one by a constant quantity (e.g. 1, 2, 3, 4, etc.; 9, 7, 5, 3, etc.).