Prepare for the Ch. 1 Requiz tomorrow!

You will have the Ch. 3 Test on Wednesday!

#4.1

• (12-36) even
• (37, 38, 42)

#3.6 Solving Systems of Linear Equations in 3 Variables

Aim 1: to solve a system in 3 variables
Aims 2/3: to recognize when a system has no solution or many solutions

• (13, 15, 17, 20, 25)

Ch. 3 Practice Test

• go to msichan.com to download
• the "real" Ch. 3 Test will be next week Wednesday
• the Ch. 1 Requiz will be next Tuesday

#3.5 Graphing Linear Eqns. in Three Variables

Aim 1: to plot points in 3 dimensions
Aim 2: to graph a linear eqn in 3 variables
Aim 3: to evaluate a function of 2 variables

• (19-45) odd

#3.4 Linear Programming

Aim 1: to solve a linear programming problem

• (9-23) odd

#3.3 Graphing and Solving Systems of Linear Inequalities

Aim 1: to graph a system of 2 inequalities
Aim 2: to graph a system of three inequalities
Aim 3: to write and use a system of inequalities

• (12-14) all
• (27-43) odd

#3.1 Solving Linear Systems by Graphing

Aim 1: to determine whether an ordered pair is a solution to a system
Aim 2: to solve a system graphically
Aim 3: to determine whether a system has no solution or many solutions
Aim 4: to write a linear system from a word problem and use it to solve problem

• (12-34) even
• (42-52) even
• (55)

Don't forget that the Ch. 2 Test is this Friday!

#3.2 Solving Linear Systems Algebraically

Aim 1: to solve a system by substitution

Aims 2/3: to solve a system by using the linear combination method

Aim 4: to recognize when a system has no solution or many solutions

Aim 5: real world connxn.

• (12-28) even
• (57)

Q 2.1-2.4 today!

• no new HW assignment
• make sure you have completed last night's HW assignment:
• Ch. 2 Book Test pg. 133 (1-27) all
• Ch. 2 Test will be this Friday!
• Vega and Andrea, where were you guys today?

Ch.2 Test (book)

• pg. 133
• (1-27) all
• Ch. 2 Test will be on FridaY!

Practice Quiz 2.1 - 2.4

• actual quiz will be next Wednesday
• go to Algebra 2 regular blog and do problems (2-20) even

Factoring



Aim 1: to factor a quadratic expression

Aim 2: to write the equation of a line given certain characteristics



Factor each expression:

(^ means raised to.)

(5x^2 means 5 x raised to the 2nd power or 5 x squared)


1. x^2+3x+2
2. x^2-13x+12
3. t^2-7t-44
4. 3x^2+31x+36
5. 2x^2-19x+24
6. 5r^2+23r+26
7. 2m^2-11m+15
8. 5t^2+28t+32
9. 2x^2-27x+36
10. 3x^2+7x-20
11. 5y^2+12y-32
12. 7x^2-8x-12
13. 3x^2+8x-16
14. 28k^2+13k-6
15. 81z^2+36z+4



Write the eqn. of a line in standard formthat has the following characteristics:



16. m=5 and contains the point (-8, 3)

17. contains (5, -3) and (-5, 8)

18. contains (6,-4) and is parallel to 2x-7y=18

19. contains (-7, -8) and is perpendicular to 11x + 4y = 12

20. contains (

#2.8 Absolute Value Functions

Aim 1: to graph an absolute function
Aim 2: to write an absolute function
Aim 3: to interpret an absolute function

• (12-25) all
• (34, 35)

#2.7 Piecewise Functions

Aim 1: to evaluate a piecewise function
Aim 2: to graph a piecewise function
Aim 3: to graph a step function
Aim 4: to write a piecewise function
Aims 5/6: to use a step or piecewise function

• (13-20) all
• (21-29) odd
• (35-39) odd
• (50, 51)

#2.5

• (11-14) all
• (16, 17)

#2.6

• (15-45) odd

#2.4 Writing Equations of Lines

Aim 1: to write an eqn. given the slope and the y-intercept
Aim 2: to write an eqn. given the slope and a point on the line
Aim 3: to write eqns. of parallel and perpendicular lines
Aim 4: to write an eqn of a line given 2 points on the line
Aim 5: to solve word problems using linear eqns.
Aim 6: to write and use a direct variation eqn.
Aim 7: to identify a direct variation given a table of values

• (13-39) odd
• (43-55) odd
• 56, 59

Have a PG-13 weekend!

Go Patriots! Go Giants!