Question

For the function y = x² - 8x + 16, work out the coordinates of the y-
intercept.

Answer 1

1) The y intercept starts at x=0

(0,?)

2) Substitute the equation when x is 0

Y = (0)^2 -8(0) + 16

Y = 0 +0+ 16

Y = 16

Answer:
(0,16)