3TTO maths G&R Chapter 3

Answer explanation

the extended square root method

Answer explanation

First Xv = -b/(2a)

then fill in Xv to find y.

Answer explanation

Height = y-vertex

First x-vertex = (-b/2a) = 8m

Then fill in x=8 and find h=2

Answer explanation

x-intercepts, solve in y=0

use the common factor method

Answer explanation

y-intercept, fill in x=0