Factoring
Quadratic Formula
Square Root
Graphs & Real World
Random Stuff
100
Roots of: (3x - 2)(x + 4) = 0
2/3 and -4
100
Write out the quadratic formula...no notes!!
[-b +/- sqrt(b2 - 4ac)]/2a
100
Solve the following equation: x2 = 49
x = +/- 7
100
What are the solutions of this quadratic?
-3 and -1
100
Which represents causation?
A. The more money you spend, the richer you are.
B. The longer you run, the more calories you burn.
C. The more cats you have, the weirder you are
B!!!
200
roots: x2 + 2x - 99 = 0
-11 and 9
200
y = 5x - 8x2 + 3
-3/8 and 1
200
Solve the following equation: x2 - 3 = 22
x = 5 and x = -5
200
What are the solutions to this graph? 
0 - No solution
200
Reduce this...(144k2r2)1/2
12kr7
300
Solutions?? x2 + 19x = -60
-4 and -15
300
Use quadratic and find roots: x2 + 2x - 8 = 0
x = -4 and x = 2
300
Solutions? (x - 11)2 = 64
Zeros are 19 and 3
300
Name at least 4 parts of a quadratic graph...
Answers vary
300
Who is VP?
Mike Pence
400
Find the roots: y = 36 - 18x + 2x2
positive 6 and 3
400
f(x) = 5x2 - 10 - 3x
3 +/- sqrt 209 all over 10
400
Roots? (x + 2)2 = -36
No solution!!!
400
Juan kicks a ball off of the school roof. The function y = -1.25x2 + 5 represents the height of the ball and x represents seconds in the air. After how many seconds does the ball hit the ground?
2 seconds
400
What is the domain and range of y = -37?
Domain: ARN
Range: -37
500
x2 + 3x - 200 = -x + 85
-19 and 15
500
-25 = 12x2 - 4x
No solution!!
500
Solutions? (x + 5)2 - 3 = 6
My roots touch at (8,0) and (2, 0)
500
The area of a rectangle is represented by the equation 0 = w2 + 7w - 44, where the length is 7 feet greater than the width. What is the width of this rectangle?
4 feet
500
One customer paid $12 for 14 postcards and one large envelope. Another paid $24.80 for 10 postcards and 15 envelopes. What is the cost of one postcard?
78 cents!