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Factoring
Complete the square
Linear Equations
Quadratics
Riddles
100
Factor the following x2-81
(x-9)(x+9)
100
-150x2+3900x
y=-150(x-13)2+25350
100
What is the slope of a line perpendicular to the equation y=-3x+2
1/3
100
Given the quadratic find the x-intercepts f(x)=x2-3x-9 *You may use the graphing calculator*
(-1.85,0) and (4.85,0)
100
What did zero say to eight?
Nice belt!
200
x2+8x+15
(x+3)(x+5)
200
-240x2+12,000x+400
y=-240(x-25)2+150400
200
In two linear equations, I have the same slope.
What is parallel lines?
200
Use the following quadratic to solve for the y-intercept. f(x)=x2-3x-9 *you may use your graphing calculator*
The y-int is (0,-9)
200
Why did the obtuse angle go to the beach?
It was over 90 degrees!
300
x3+8
(x+2)(x2-2x+4)
300
f(x)=-120x2+7200x+500
y=-120(x-30)2+108500
300
Write an equation of a line that passes through points (3,4) and (0,0).
y= (4/3)x
300
Use the following quadratic to solve for the vertex. f(x)=x2-3x-9 *you may use your graphing calculator*
The vertex is (1.5,-11.25)
300
How do we know that the following fractions are in Europe? A/C, X/C and W/C ?
Because their numerators are all over C's!
400
4x2-9y2
(2x-3y)(2x+3y)
400
f(x)=-300x2+7200x
y=-300(x-12)2+43200
400
State the slope and y-intercept of the following equation. 2y= 4x-10
slope = 2 y-int (0,-5)
400
Use the following quadratic to solve for where x=3. f(x)=x2-3x-9 *you may use your graphing calculator*
f(x)=-9
400
Divide 14 sugar cubes into 3 cups of coffee so that each cup has an odd number of sugar cubes.
1,1,12 because 12 is an odd number of sugar cubes to put into coffee!
500
8x2-18
2(2x-3)(2x+3)
500
Given the following equation state the vertex. y=(x-5)2+30
(5,30)
500
solve the following where a=3, b=2, and c=1 a/2+3-4bc-19a-1abc
-66.5
500
Use the following quadratic to determine if the following equation has a minimum or a maximum. f(x)=x2-3x-9 *you may use your graphing calculator*
minimum
500
What did the magician say when he made his deck of cards disappear?
My decagon!