## Video Links 16-3

**Video:**

Solving Systems Using Matrices (time: 9:58)

… See the whole entry

**Video:**

Solving Systems Using Matrices (time: 9:58)

… See the whole entry

- Guidelines for problem solving
- Examples
- school ADA
- DVR recording
- time to fill swimming pool
- Peanuts age problem
- estimation puzzle

The entire section provides additional practice with Polya’s problem solving procedure, which we restate here … See the whole entry

- Ratios
- definition
- reduce a ratio

- Proportions
- definition
- property of proportions
- solving proportions
- cross-product divided by the number opposite the unknown
- procedure

- Introduction to problem solving
- principle of substitution
- procedure
- translating
- sum
- difference
- product
- quotient

- Number relationships
- formulate an equation
- consecutive integers

- Distance relationships
- Pythagorean relationships
- If two sides of a right triangle are know, the third can be found

**PASCAL’S TRIANGLE:**

An interactive version of Pascal’s Triangle.

http://mathforum.org/dr.cgi/pascal.cgi

Here is another site on Pascal’s triangle:

http://mathforum.org/web.comments/ladja.pascal.html

**PROBLEM SOLVING:**

This site give a nice introduction to problem-solving.

http://mathfocus.tripod.com/page3.html

A site which lists other sites on mathematical puzzles:

http://www.nhusd.k12.ca.us/ALVE/ACE/MATH/Math_Puzzles.html … See the whole entry

**Videos:**

**Questions to ask yourself to help with your success in mathematics** (time: 4:18)

**Problem solving strategies** (time 3:10)

**Creativity and Problem Solving** (time: 8:57)

**Here is a short clip showing how to build Pascal’s triangle:**???… See the whole entry

- A word of encouragement
- Hints for success
- Writing mathematics
- Guidelines for solving
- problem solving
- problem levels
- guideline; list (see below)

- Problem solving by patterns
- Pascal’s triangle
- Street problem
- Cows and chickens
- Birth orders

Guidelines for … See the whole entry