Direct Variation - Definition & Examples
Read this topicExplanations 3
- Directly Proportional Graphs Let's take a look at some directly proportional graphs when k=2k=2k=2, k=12k=\frac12k=21, and k=6k=6k=6. Notice anything? They're all linear! And t…
By Alex Federspiel, Anusha Rahman
- (Video) Learn and Understand Direct Variation by AlgebraTestHelper This video by AlgebraTestHelper goes over how to do a direct variation problem. Direct Variation In algebra, w…
By Anusha Rahman
- Direct Variation We can use direct variation to describe a specific type of relationship between two variables. Say we wanted to track the number of people who go to the beach a…
By Anusha Rahman
Problems 16
- In which equations graphed above is yyy directly proportional to xxx?
- In the equation graphed above, is yyy directly proportional to xxx?
- In the equation graphed above, is yyy directly proportional to xxx?
- In the equation graphed above, is yyy directly proportional to xxx?
- What is the slope of the line?
- Graph the line and find the slope with the points given above. What is the slope?
- What is the constant of variation, i.e. the slope?
- Which equations, graphed above, are directly proportional?
- The function above passes through the origin. Is it directly proportional?
- A line is directly proportional and contains the point (1,8)(1,8)(1,8). Which of the following points is also on the line?
- A line is directly proportional and contains the point (3,15)(3,15)(3,15). Which of the following is also a point on the line?
- True or False\text{True or False}True or False === Directly proportional equations always have an xxx-intercept of zero.
- "I have a directly proportional graph." What is one point you know it contains?
- What is the constant of proportionality for this graph?
- What is the constant of proportionality for this graph?
- True or False\text{True or False}True or False The direct proportion y=8xy=8xy=8x is graphed above.