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
