1.4b: Systems of equations in 3 variables

Objectives:

• Use Gaussian Elimination to solve systems.

Gaussian Elimination


Example 1


Student Example 1


problem set 1.4b (in class)
#7-15 odd, 25

1.4a: Systems of Equations

Objectives:

• Solve systems using various methods.

Example 1


Student Example 1


Example 2


Example 3


Student Example 2


problem set 1.4 (in class)
# 2-10 even
  11-27 odd

1.3: Solving Equations

Objectives:

• Translate between verbal and algebraic forms of equations.
• Use properties of equality to solve equations.

 Example 1
(UPDATE: the final answer should be -19, thanks Kimi for pointing this out!)

Student Example 1


Example 2


Student Example 2


Example 3


Student Example 3


Problem Set 1.3 (in class)
# 1-17 odd, 20, 21

1.2: Properties of Real Numbers

Objectives:

• Classify Real Numbers.

• Apply properties of Real Numbers in evaluating expressions.
 

 

Example 1

Student Example 1

 Example 2


Student Example 2


Example 3


Student Example 3


Problem set 1.2:
#1-9 odd, 12, 13, 15, 17, 20, 23, 25, 27, 50, 51, 52

1.1 Expressions and Formulas

Objectives:

• Apply order of operations in evaluating expressions.
• Apply formulas in evaluating expressions.

Example 1

Student Example 1

Student Example 2

Example 2

Student Example3

Problem Set

worksheet 1.1

Hello world!

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-Mr. Tolar