Section 2: Linear Systems & Matrices

3.1/3.3 Graphically Solving Systems of Equations/Inequalities

PowerPoint Notes --> Completed Notes

TEKS: A2.3.A, A2.3.D, A2.3.F, A2.3.G

Lesson Videos: part 1, part 2, part 3, part 4, part 5

Assignment:

• P. 156-158: 1, 2-30 even, 31-34, 36, 41, 42 --> Solutions

• P. 171-173: 1, 6-33 M3, 38, 41, 42 --> Solutions

• Challenge Problems --> Solutions

3.2 Solving Systems Algebraically

PowerPoint Notes --> Completed Notes

Lesson Videos: part 1, part 2, part 3, part 4

TEKS: A.3.F, A.3.G

Assignment:

• P. 164-167: 1, 2, 3-54 M3, 56, 61, 63-66 --> Solutions

• An Exercise in Area Worksheet: Odds --> Solutions

• Read: P. 159-163

3.4 Solving Systems of 3 Variables

PowerPoint Notes --> Completed Notes

TEKS: A2.3.A, A2.3.B

3D Graph paper (print as many as you need)

Want a 3D graphing calculator on your PC? Yes --> Click Here

Lesson Videos: part 1, part 2, part 3, part 4, plotting points in space, How do planes interact  in 3D Space?

Assignment:

• P. 177: 1, 2 --> Solutions (scroll to last page for answers)

• P. 182-185: 1, 2-32 even, 41, 42, 46, 48-50 --> Solutions

• Multiple Solutions Worksheet: 1-3, 6, 9, 12 --> Solutions

Test Review (blank) --> Solutions

Book problems --> Solutions (scroll to p. 163)

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3.9 Solving Systems Using Augmented Matrices

PowerPoint Notes --> Completed Notes

Video Notes: part 1, part 2, part 3, part 4, part 5, part 6

Assignment:

• P. 182-3 #'s 15, 16: Triangular (show steps); #'s 17, 19: Augmented matrix (show steps); Use technology #'s 25-33, 35, 36, 38-41 --> Solutions

• Challenge Problems #1, #5 --> Solutions

• Print Review 2b

• Balancing Chemical Equations --> Solutions

Test Review(2b) (blank) --> Solutions