Tuesday Week 15

Intermediate Algebra

Geometric Sequence

Homework:

• Pg. 718 # 40, 42, 44

In Class:

• Do Now
• Focus Questions
• Notes

Do Now:

• Find the 12^th term given t₁ = 4 and t_n = 2t_n-1

Focus Questions:

• 1.  Explain what happens to the terms of a geometric sequence when the first term is doubled.
• 2.  Explain what happens to the terms of a geometric sequence when the common ratio, r, is doubled.

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Tuesday 05/19/09

Geometry

Algebra Review: Systems of Linear Equations

Homework:

• Pg. 286 # 1- 4

In Class: 

• Do Now
• Focus Questions
• Notes
• Practice Problems - see classroom bulletin board

Do Now:

Graph these linear equations:

• A.  y = (2/5)x – 4                       B.  3x + 4y = 12

Focus Questions:

• 1.  What is a systems of linear equations?  Give an example.
• 2.  Explain how to use the method of substitution to solve systems of linear equations.