Question

How do you find the y intercept for `y = 1/2 (x-4)^2 +18`?

Answer 1

y-intercept: `26`

Explanation:

The y-intercept is the value of the expression when `x=0`

`y=1/2(x-4)^2 +18` with `x=0`

`rarr y= 1/2(0-4)^2+18`

`color(white)("XX")=1/2(16)+18`

`color(white)("XX")=8+18`