Chapter 3: Quadratic Functions

Question 1

state the formula for quadratic functions in vertex form

Answer 1

f(x) = a(x-p)^2 + p

Question 2

state the formula for quadratic functions in standard form

Answer 2

f(x) = ax^2 + bx + c

Question 3

state the formula used to find the x-coordinate/p of the vertex

Answer 3

p =-b/2a

Question 4

state the formula used for completing the square

Answer 4

(b/2)^2