Question

What is the axis of symmetry and vertex for the graph `y=(2x)^2 - 12x + 17`?

Answer 1

Axis of symmetry`->x= +3/2`

Explanation:

Write as `" "y=4x^2-12x+17`

Now modify it as

`y=4(x^2-12/4x)+17`

Axis of symmetry`->x=(-1/2)xx(-12/4) = +3/2`