NB Check week 6 (20 pts), Q. 2.5-2.7 (16 pts) and SAT Practice 6-10 (5 pts) due today!

Ch. 2 Practice Test

1. calculate the slope btwn A(-5, 3) and B(-10, -8)
2. determine if the following is a direct variation. If yes, then identify the constant of variation and write an equation: x=12 when y=36, x=16 when y=48, and x=20 when y=60.
3. find f(2/3) if f(x)=5x-6
4. Determine if the following is a function: (5,3) (2,6) (7,6)(4,-1)
5. Determine if the following is a function: (10,4)(8,4)(12,4)(8,6)
6. write the equation of a line in standard form if m=4 and contains (-6, 10)
7. write the equation of a line in standard form if m=-3/5 and contains (7, -11)
8. write the equation of a line in slope-intercept form if m=2/7 and contains (-10, 5)
9. write the equation of a line if it contains (2,5) and (12, -3)
10. graph: y-6=-2(x+5)
11. graph: y=-1/4x +6
12. graph: 2x-3y=8
13. graph: y=2x+6-3
14. graph: y-3 is greater than or equal to 4/3x-5
15. graph by making a TOV: y is less than -3x-9+1
16. graph by writing 2 equations: y+2 greater than 1/2x-4+6

The Ch. 2 Test will be next Tuesday so it is VERY, VERY, VERY IMPORTANT (ESTA MUY IMPORTANTE) to practice these problems this weekend!!!! This is a HUGE test grade that can either drastically save your grade or drown your grade. YOU decide!

#2.7 contd.

• (11-21) odd

#2.7 two Variable inequalities

• (1-9) odd
• write the eqn of a line in standard form if m=-4/3 and contains (-2, 8)

#2.5 Absolute Value Functions and Graphs

• (10, 11, 22, 25)
• write the equation of a line in standard form if m=5/7 and contains (-4, 9)
• graph: y-4=-2/3 (x+1)
• graph: 3x-5y=12

#2.3 Direct Variation

• (1-27) odd

NB Check week 5 (20 pts) and Q. graphing/writing eqns (16 pts) were given today

Writing Equations Part 2:

Write an equation of a line in a) point-slope form, b) slope-intercept form, and c) standard form if given:
1. m=4 and contains (-8, 8)
2. m=-6and contains (-2, -10)
3. m=7and contains (-7, 6)
4. m=12 and contains (-5, -3)
5. m=5/4 and contains (-2, 7)
6. m=-1/3 and contains (9, 4)
7. m=-9/2 and contains (-2, 10)
8. m=4/5 and contains (2/3, -5/4)

Graph 2:
9. y+3= -1/4 (x-5)
10. y=2/5x -1
11. 4x-2y=8
12. x= -4
13. y=5
14. y=-x
15. x-6y= 1

Writing Equations Part 1:

Write an equation of a line in a) point-slope form, b) slope-intercept form, and c) standard form if given:

1. m=3 and contains (-5, 8)
2. m=-2 and contains (-2, -3)
3. m=8 and contains (4, 6)
4. m=10 and contains (-5, -3)
5. m=3/4 and contains (-2, 7)
6. m=-2/3 and contains (4, 4)
7. m=-5/2 and contains (-2, 11)
8. m=2/5 and contains (1/2, -3/4)

Graph:

9. y-4= -2/3 (x+3)
10. y=3/2x -4
11. 3x-2y=6
12. x= -2
13. y=3
14. y=x
15. 4x-5y= -8

Remember, the Regional playoffs for the boys' basketball team is tonight at 7pm at Flanagan's gymnasium! Extra Credit for attendance. Either find me in the stands or take a picture of you with the teams in the background for proof of your attendance!

#2.2 Graphing Aim 1c:

Graph:
1. y-4= 2/3 (x+1)
2. y+2= -3/5 (x+3)
3. y+1= -5/2 (x-4)
4. y= 3/4 x - 2
5. y = -1/5 x + 4
6. y = -2/3 x -1
7. 3x + 4y= 12
8. 2x-5y=10
9. 4x + 6y =8
10. 5x-3y=9

SLOPE

For problems 11-15, find the slope of the line containing the 2 points:

11. A(-3, 6) B(4, 1)
12. C(8, 10) D(-2, -2)
13. E(-12, 3) F (-3, -5)
14. G(-4, -6) H(-10, 12)
15. I(15, 10) J(-3, 8)

NB Check week 4 (20 points) and Q 2.1-2.2 (16 pts) was given today!!

Graphing again

1. y =2x -5
2. y=1/3x -3
3. y-4=2/3x-5
4. y+3=-3/4x+1
5. y=x
6. 4x-3y=6
7. 5x+2y=4
8. 3x-y=2
9. x+y=-3
10. 1/2x-2/3y=2
11. x=-3
12. y=4

Happy Valentine's Day! Happy New Year to all of my Chinese students! Reminder to be good for the substitute on Tuesday while I am at my workshop. Remember, your behavior grade from the sub is either an A or F. There is NO in between for me.

2.2 Aim 1b:

Graph the following equations. Remember, the equation must either be in y=mx+b or Ax+By=C form!

1. y= 3/4 x - 2
2. y = -1/5 x + 4
3. y = -2/3 x
4. y + 3 = 1/2x
5. 3y=6x - 9
6. 3x + 4y= 12
7. 2x-5y=10
8. 4x + 6y =8
9. 5x-3y=9
10. 4x = 3y + 16
11. x=5
12. y=-3

Flag Football Donut Sale

• the girls' flag football team is selling donuts for $6/dozen. Monies are due tomorrow and donuts will be delivered on the 19th. If you are interested, bring in your money, even if you just want one or two donuts. If enough of your classmates want one or two donuts, then maybe we can put everybody's order altogether to purchase a couple of boxes.

#2.1 contd

• (16-21) all
• (23-29) odd

#2.2

graph the following equations:

1. y=1/4 x -3

2. y=-3/5 x +4

3. y=4x

4. y=5/2 x -4

5. y+6=2/3x

#2.1 Realtions and Functions

• (1, 5, 9, 12, 13)

Ch. 1 Test was given today (88 points!)

NO HOMEWORK!!!!

Ch.1 Practice Test

• gave answers
• reviewed some of the problems

Ch. 1 Test will be on Monday!

• I will allow you to make one page of notes (handwritten) to use on Monday's test.

Have a great Super Bowl weekend! Go Colts! Go Saints! Let's paly some football!!!!

Ch. 1 Practice Test PDF

• this can be found on my website
• go to msichan.com
• click Alegbra 2 on the left hand side
• scroll down to where it says Worksheets
• click on where it says Ch 1 Practice Test Alg 2 PDF
• complete (1-33) odd
• this will be the only time I will provide the link below. Be sure you know where to find it on my website!
• http://msichan.com/Documents/ch%201%20practice%20test%20alg%202.PDF

NB Check week 3 (20 points) was given today!

• if you were absent today, it is YOUR responsibility to come to me at the beginning of class to get this made up!
• make sure that when you come to me, you already have your paper folded into 4 squares and your heading is already done. Remember, your name and date and period is in the upper right hand corner. In the middle of your paper is where you put the title of "NB Check week 3"

#1.5 again

• (35-53) odd

#1.5 Part 2

• (17-27) odd

Extra Spicy nth Term Problems Part 2 PDF

• (1-28) all

#1.5 Solving Absolute Value Equations

• (1-15) odd