Question 263992
x + 4 = 11
x -4 = 5

solve for x
x=7
x=9

im just doing this part below so i can input the graph
same as x-7=0 x-9=0
(x-7)(x-9)
x^2-16x+63=0 A=1 B=-16 C=63 VIEW the graph below
*[invoke quadratic "z", 1, -16, 63]