Chapter 1 Part 2

Arithmetic Sequences and Series

100

What is the common difference?

3,7,11,15,19,23

What is +4?

200

Write the explicit formula for the following sequence:

1,6,11,16,21,26,...

Bonus 50 Points:

What is the 12th Term?

What is A_n=1+5(n-1)?

Bonus: What is 56?

300

Write the explicit formula given:

A₅=30

A₉=54

What is A_n=6+6(n-1)?

400

What is the Sum of the following Arithmetic Sequence:

8,12,16,20,24,28,32

What is 140?

500

Determine the number of terms given:

A₁ = 34, A_n = 79, S_n = 565 

What is n=10?

Graphing Linear Equations

100

Graph the line y=2

Graph should be horizontal line at y=2

200

Graph the line y=3x-2

Graph should be increasing from left to right, y-intercept is at -2, going up 3 right 1 (down 3, left 1). 

300

Graph 

y=5/2x-4

Graph should be increasing left to right, y-intercept at -4, moving up 5 right 2 (down 5, left 2)

400

Graph 

y=-2/7x+6

Graph should be decreasing left to right, y-intercept at 6, moving down 2 right 7 (up 2, left 7)

500

Graph 3x+2y=12

Graph should be decreasing left to right, y-intercept at 6, moving down 3 right 2 (up 3, left 2)

Solving Systems of Equations by Graphing

100

Solve the following Systems by Graphing:

y=4x-6 and y=-2x+6

What is (2,2)

200

Solve the following Systems by Graphing:

y=4x-6 and y=4x+10

What is No Solutions?

300

Solve the following Systems by Graphing:

y=2x-4 and 6x-3y=12

What is Infinite Solutions?

400

Solve the following Systems by Graphing:

y=10 and 

-5x+2y=-10

What is (6,10)?

500

Solve the following Systems by Graphing:

7x-2y=8 and x+2y=8

What is (2,3)?

Solving Systems of Equations by Elimination

100

What is the solution of:

-4x+2y=2 and 3x-2y=1

What is (-3,-5)

200

What is the solution of:

2x+4y=8 and x+2y=4

What is Infinite Solutions

300

What is the solution of:

-4x+9y=9 and -3y+x=-6

What is (9,5)

400

DAILY DOUBLE (800 POINT QUESTION FOR ALL TEAMS)

Owen needed new baseball bats and gloves for his upcoming season. He bought 10 things in total. Each bat was worth $180 and each glove was worth $150 dollars. In total he spent $1,710. How many bats and gloves did Owen buy?

What is 7 bats and 3 gloves

500

Mr. Demarco needed some pens and pencils for his class. In total he bought 500 items. Each pencil was worth $2 and each pen was worth $4. He spent $1,200 in total. How many pens and penicils did Mr. Demarco buy?

What is 400 pencils and 100 pens