Quadratics

Question 1

For quadratics written in the form

y = a(x-h)^2 + k what is the vertex?

Answer 1

(h, k)

Question 2

For quadratics written in the form a(x-p)(x-q) where does the graph cross the x axis?

Answer 2

(p, 0) (q, 0)

Question 3

For quadratics written in the form a(x-p)(x-q) what is the equation of symmetry?

Answer 3

x = p+q/2

Question 4

How do you write equations in the form of completing the square?

Answer 4

y = a(x-h)^2 + k