# BEAM TG Gr. 8 Module 8 Mathematics Talking About Variation

Teacher's Guide  |  PDF

Published on 2015 March 19th

Description
This material contains guides and instruction in teaching Joint Variation, and combined Variations.
Objective
1. Determine the values which satisfy the given relation.
2. Determine the equation of a relation.
3. Graph an equation.
4. Describe the trend of the graph of an equation.
5. Identify relationships in real-life that are:
- direct variation
- direct square variations
- inverse variations
- joint variations
6. Represent the following relationships as equations:
“__ is directly proportional to __”
“__ is inversely proportional to __”
“__ varies directly as __”
“__ varies directly as the square of __”
“__ varies inversely as __”
7. Solve equations on:
- direct variation
- direct square variations
- inverse variations
- joint variations

#### Curriculum Information

 Education Type K to 12 Grade Level Grade 9 Learning Area Mathematics Content/Topic Patterns and Algebra Intended Users Educators Competencies Illustrates situations that involve the following variations a direct b inverse c joint d combined Translates into variation statement a relationship between two quantities given by a a table of values b a mathematical equation c a graph and vice versa Solves problems involving variation