Vocabulary
Every quadratic equation has a U-shaped graph called this.
What is a parabola?
x^2 - 3x + 1 = 0
What is standard form?
Multiply the following using the Box Method or the Foil method... (x + 5)(x - 8)
What is x^2 - 3x - 40?
What is the highest point that the Diver reaches? Give it's coordinates and name the point
What is 30 ft and (1,30) and the vertex?
Write the quadratic function in factored form.
f(x) = x^2 - 7x + 10
What is f(x) = (x - 5)(x - 2)?
The highest or lowest point on a parabola.
What is the vertex?
Multiply the following using the Box Method or the Foil method... (x - 4)(x - 3)
What is x^2 - 7x + 12?
When does the diver hit the water? Give the coordinates and name the point.
What is 3.5 seconds and (3.5,0) and the x-intercept?
Write the quadratic function in factored form.
f(x) = x^2 + 10x + 16
What is f(x) = (x + 8)(x + 2)?
When a quadratic equation is written in this form y = ax^2 +bx + c
What is the standard form?
5x^2 + x - 1 = 0
What is standard form?
Multiply the following using the Box Method or the Foil method... (x + 5)(2x - 6)
What is 2x^2 + 4x - 30?
What is the initial height the diver dives off the platform? Give the coordinates and the name given at this point.
What is 25 ft and (0, 25) and the y-intercept?
Complete the square and then rewrite in factored form as a binomial squared function
f(x) = x^2 - 10x + _______
f(x) = (x )^2
What is 25 and f(x) = (x - 5)^2?
This is the number before the x^2 that determines whether a parabola opens up or down.
What is the leading coefficient?
Find the solutions to the following equation
(x + 5)(x - 9) = 0
What is x = - 5 or x = 9?
What is 20 meters at 2 seconds and (2, 20) and the vertex?
Complete the square and then rewrite in factored form as a binomial squared function
f(x) = x^2 + 6x + _______
f(x) = (x )^2
What is 9 and f(x) = (x + 3)^2?
The line that runs through the vertex and divides the parabola in half. (hint it is represented by a broken line that is vertical)
What is axis of symmetry?
y = - 1/2 (x + 7) - 4
What is vertex form?
Find the solutions to the following equation
(x - 6)(2x + 8) = 0
What is x = 6 or x = - 4?
What is 4 seconds and (4, 0) and the x-intercept?
Complete the square and then rewrite in factored form as a binomial squared function
f(x) = x^2 - 5x + _______
f(x) = (x )^2
What is 6.25 and f(x) = (x - 2.5)^2?