Wednesday, April 14, 2010

Math reflection

1. If the graph is linear than the dependent variable goes down at a steady rate. So as the independent variable goes up or down the dependent variable will go up or down by the same number every time. For example on p. 11 problem 1.4 part B has a graph that is linear because the dependent variable goes down by 10 every time the independent goes up by 1.

2. Graph: If the line is a straight line than it is a linear relationship. Table: If it is miles per hour the miles should go up or down at a steady rate as the hours go up than it is a linear relationship. Equation: If the equation is like y=x with an exponent over the x it is not linear but if the equation is like y=2x+73 it is linear. Or even if it is like y=53 it is linear.


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