Math Problem Statement
Graph the linear function f(x) = 3 - 6x.
Solution
The given function is , which is a linear equation in the slope-intercept form , where:
- is the slope,
- is the y-intercept.
For this function:
- The slope ,
- The y-intercept .
Steps to graph:
- Plot the y-intercept: The point where the line crosses the y-axis is .
- Use the slope: The slope means for every 1 unit you move to the right (positive x-direction), you move 6 units down (negative y-direction). Starting from , move to the point .
- Draw the line: Connect the points and with a straight line, and extend it in both directions.
This will give you the graph of the function.
Would you like me to draw the graph for you? If yes, I can generate an image.
Questions:
- What is the significance of the slope in a linear equation?
- How do we interpret the y-intercept in real-world problems?
- How does changing the slope affect the steepness of the line?
- What happens to the graph if the y-intercept changes?
- Can you find the x-intercept of the given function?
Tip:
To find the x-intercept of any function, set and solve for .
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Math Problem Analysis
Mathematical Concepts
Linear Equations
Slope-Intercept Form
Formulas
Slope-Intercept Form: y = mx + b
Slope: m = (change in y) / (change in x)
Theorems
Linear Equation Theorem
Suitable Grade Level
Grades 8-10