Special Right Triangle Trig
Simplifying Radicals
Linear Inequalities
Graphing Quadratic Functions
Solving Quadratic Equations
100
What is the ratio for cosine?
Adjacent over hypontenuse
100
What is the square root of 49?
7
100
How many inequality signs typically appear in Algebra?
Four (less than, greater than, less than or equal to, greater than or equal to)
100
How is Vertex Form written?
a(x-h)2 + k
100
What is the BEST method to solve this Quadratic Equation?
x2 - 5x - 14 = 0
Factoring
200
What is a?
2.3 ft
200
What is the square root of 32?
4 root 2
200
2(3x-1) < 46
x < 8
200
Find the Vertex
2(x + 4)2 + 7
(-4, 7)
200
What is the BEST method to solve this Quadratic Equation?
4x2 - 12 = 0
Square Root Method
300
In the figure given below, find x and y.
x = 8
y = 8 square 3
300
What is the simplest form of this expression?
√5 * -4√20
-40
300
0.7x + 1.8 ≥ 2x - 0.9
2.08 ≥ x or 27/13
300
What is the starting height?
f(t) = -5t2 + 20t + 18
18
300
Solve using completing the square.
x2 - 4x - 12 = 0
x = 6
x = -2
400
A radio tower is located 400 feet from a building. From a window in the building, a person determines that the angle of elevation to the top of the tower is 30 degrees and that the angle of depression to the bottom of the tower is 60 degrees. How tall is the tower?
923 feet
400
What is the simplest form of this expression?
-4√15 * -√3
12√5
400
6x - 1 ≥ 4x + 11
x ≥ 6
400
What is the vertex?
f(x) = -8x2 + 24x + 16
(1.5, 34)
400
Solve this using the quadratic formula and simplify.
4x2 - 15x - 25 = 0
x = 5
x = -5/4 OR -1.25
500
Find x.
x = 86.67
500
What is the simplest form of this expression?
(4 - 3√3) (-4 - √3)
-7+8√3
500
5/6x - 1/4 < 7/12x + 2
x < 9
500
The function h represents the height of an object t seconds after it is launched into the air. Height is measured in meters.
h(t) = -12t2 + 66t + 13
After how many seconds does the object reach the height of 97 meters?
2 & 3.5 seconds
500
Solve this using the Quadratic Formula.
3x2 + 45x - 720 = 0
(-15 ± √1185)/2