Evaluate Quadratics
f(x) = x^2 - 2
Find f(3)
f(3) = 7
What are the coordinates of the vertex?
(0,1)
Jeremy shovels driveways in the winter for money. On the first day, he shovels 1 driveway. On the second day, he shovels 2 driveways. Each day following day, he shovels 1 more driveway than the previous day.
How many total driveways has he shoveled by the end of the first week?
28 driveways
1/2 + 3/4
In America, how many senators does each state contribute to the senate?
2
g(x) = -2x^2 + x + 1
Find g(5)
g(5) = -44
What are the x-intercepts of the quadratic?
0 and 3
You have a 3ft by 3ft square garden. If you double the length and width of the garden, how many more square feet will you have for plants?
27 more feet
3/2 * 4/5
12/10
Which ocean contains the Mariana Trench, the deepest point on the earth's surface?
The Pacific Ocean
h(x) = 10x^2 - 100x + 1,000
find h(10)
h(10) = 1,000
Part of f(x) is shown. Find f(-4)
f(-4) = 5
You launch a toy rocket into the air. It follows a quadratic arc. If the rocket reaches its highest point after 10 seconds. How long will it take the rocket to hit the ground?
20 seconds
(1/2) ^ 2
1/4
What is the literary term that describes a word imitating a sound? (ex. POW!)
Onomatopoeia
j(x) = -7x^2 -7x -7
find j(-1)
j(-1) = -7
The parabola has a y-intercept at 10. What other x-value has an output of 10?
f(3) = 10
You drop a penny off the empire state building. It falls following the arc -16t^2.
How many feet will it have fallen after 3 seconds?
144ft
2^2^2
16
The Treaty of Versailles ended which global conflict?
World War 1
k(x) = 13x^2 + 23x - 71
find k(-2)
Find the other x-value that has the same output as f(4.884)
x = 1.116
You are making a pyramid out of tile floors. The first floor is a 2x3. The second is 3x4. The third is 4x5. How many tiles will there by on the 5th floor?
42 tiles
8*(5-3)^2+4
How many bones make up a full adult human skeleton?
206 bones