Linear Equations
Systems of Equations
Polynomials
Quadratics
Potpourri
100
What is the slope of the line?
1/4
100
What is the solution to the following system?
5x+3y= -13
x+4y= 11
(-5, 4)
100
(4+7x2-4x3)+(6-4x3-5x2)
-8x3+2x2+10
100
Find the vertex
y=2x2+16x+34
(-4, 2)
100
Simplify the following expression:
-3x(x-1)+5(-3-2x)
-3x2-7x-15
200
What is the slope intercept form of the equation?
x-2y= -8
y= 1/2 x + 4
200
What is the sum of the solution?
-3x+6y=9
8x-4y=0
(1,2)
200
(5x4-6x2-2x3)-(2x4+x3+7)
3x4-3x3-6x2-7
200
Solve by taking square roots
10k2-4=806
(9, -9)
200
A baseball pitcher won 80% of the games he pitched. If he pitched 35 ballgames, how many games did he win?
28 games
300
If f(x) = 2x2+1, what is the value of f(-2)?
9
300
What is the solution?
-10y=7x+5
24x=64-14y
(5, -4)
300
Expand
(2x+4)2
4x2+16x+16
300
Solve by factoring.
30v2+92v+24=2v2
-2/7 , -3
300
5(4p-3)=-34+p
p= -1
400
What is the equation of the line?
y= 7/2 x - 4
400
What is the product of the solution?
-16-2y+8x=0
-72-27x=9y
(0,-8)
400
Factor 4ab-14a-6b+21
(2a-3)(2b-7)
400
Solve using the quadratic formula
8n2+5n= -4
No solution
400
A random sample of 60 plants are exposed to bacteria to determine the effect on the plants' growth. The growth of 4 of the plants in the sample was noticeably affected by the bacteria. If 531 plants of this species are exposed to the bacteria, about how many plants can be expected to have noticeably affected growth?
35 plants
500
Walter goes to the movies with his friends. They each buy a ticket and share a popcorn. If two people go, it costs $23. If three people go, it costs $31. How much does the popcorn cost?
$7
500
Nicole and Imani are selling pies for a school fundraiser. Customers can buy blueberry pies and pumpkin pies. Nicole sold 4 blueberry pies and 1 pumpkin pie for a total of $76. Imani sold 1 blueberry pie and 3 pumpkin pies for a total of $63. How much would it cost to buy 2 blueberry pies and 2 pumpkin pies?
$62
500
Factor 3p2-2p-5
(3p-5)(p+1)
500
Perform the best version of the quadratic formula song!
Ms. Wolf's choice
500
Torque, a twisting force that may cause rotation, can be measured using units of foot-pounds or of newton-meters. Specifications require a certain bolt be tightened to a torque of 150 foot-pounds. What is the torque specification rounded to the nearest whole newton-meter? (1 newton-meter is approximately 0.738 foot-pound)
203 newton-meters