Possible equation for this graph?

  • Thread starter rjmchung
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In summary, an equation for a graph represents the mathematical relationship between two variables and is found by using the slope and y-intercept formulas. Every graph can be represented by an equation, with the complexity varying depending on the type of graph and relationship between variables. Some common types of equations for graphs include linear, quadratic, and exponential equations. It is important to know the equation for a graph as it allows for predictions, analysis, and problem-solving based on the data represented.
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rjmchung
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What could be the equation (probably parametric) for this graph?

Screen Shot 2012-01-22 at 12.21.43 PM.png
 
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Let the horizontal axis be denoted by (i hat) and the vertical axis be (j hat) and call the function g(n). The function would be something like:

g(n) = sin(n*pi/31)*(i hat) + (sin(2*pi*n/31)+n/10)*(j hat)
 

What is an equation for this graph?

An equation for a graph represents a mathematical relationship between two variables. It describes how one variable changes in response to changes in the other variable.

How do I find the equation for a graph?

To find the equation for a graph, you need to know at least two points on the graph. You can then use the slope formula (y2-y1)/(x2-x1) to calculate the slope and the y-intercept formula y = mx + b to determine the equation.

Can every graph be represented by an equation?

Yes, every graph can be represented by an equation. However, the complexity of the equation may vary depending on the type of graph and the relationship between the variables.

What are some common types of equations for graphs?

Some common types of equations for graphs include linear equations (y = mx + b), quadratic equations (y = ax^2 + bx + c), and exponential equations (y = ab^x).

Why is it important to know the equation for a graph?

Knowing the equation for a graph allows you to make predictions and analyze the relationship between the variables. It can also help you solve problems and make informed decisions based on the data represented by the graph.

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