How To: Parabola Features
Where can you always find the y-intercept when a quadratic function is in standard form?
The result of factoring:
x2 + 8x + 12
(x + 6)(x + 2)
Solve for x:
2x2 - 7x - 13 = 0
x = -1.34 and x = 4.84
Most streamed artist in the US in 2025
Taylor Swift
A ball is launched from a platform. The function representing the ball's height in meters at x seconds after the launch is:
f(x) = -4.9x2 +2.94x + 66.64
What is the initial height of the ball before it's launched?
66.64 meters
Name the two most common methods for solving a quadratic equation
Factoring (X-Box) and The Quadratic Formula
The result of factoring:
-2x2 - 8x - 8
Most factored form:
-2(x+2)2
Host will approve of alternate answers
Solve for x:
-9x2 +7x + 4 = 0
x = -0.38 and x = 1.16
Bad Bunny
A ball is launched from a platform. The function representing the ball's height in meters at x seconds after the launch is:
f(x) = -16x2 + 20.8x + 152
When does the ball hit the ground?
3.8 seconds
What is the formula for the h-value (the axis of symmetry)?
h = -b / 2a
The result of factoring:
2x2 - 3x - 27
(2x - 9)(x + 3)
Solve for x:
5x2 - 3x - 20 = 3x2
x = -2.5 and x = 4
The movie that earned the most amount of money during its opening weekend in the US in 2025
The Minecraft Movie
A ball is launched from a platform. The function representing the ball's height in meters at x seconds after the launch is:
f(x) = -16x2 + 17.6x + 297.92
When does the ball hit the ground?
At 4.441 seconds
What are the three kinds of values the discriminant could equal AND what kinds of solutions do those three kinds cause?
A Positive: Two Real Solutions
Zero: One Real Solution
A Negative: No Real Solutions
The result of factoring:
5x2 + 23x - 10
(5x - 2)(x + 5)
Solve for x:
10x^2 - 5x + 9 = 7
No Real Solutions
Most streamed song in the US in 2025
luther (with sza) by Kendrick Lamar
A ball is launched from a platform. The function representing the ball's height in meters at x seconds after the launch is:
f(x) = -16x2 +3.2x + 26.88
When does the ball achieve its maximum height?
After 0.1 seconds
Nominate a teammate to close their eyes and recite the Quadratic Formula from memory!
Host will judge answer
The result of factoring:
5x2 - 51x + 54
(5x - 6)(x - 9)
Solve for x:
10x2 - 20x + 16 = -15x2 + 20x
x = 0.8
Top streamed song globally in 2025
Die with a Smile by Lady Gaga and Bruno Mars
A ball is launched from a platform. The function representing the ball's height in meters at x seconds after the launch is:
f(x) = -4.9x2 +8.82x + 466.627
What is the maximum height that the ball achieves?
470.596 meters