Unformatted text preview: • In this section, we will graph lines in the xyplane, though we can work with different variables. • There are many ways to write an equation for a line. The form we select may depend on the information we have about the line, or on the information we want to find or display . • In Section 1.11, we will discuss linear approximations of functions and graphs by tangent lines, a crucial idea in calculus ....
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This document was uploaded on 12/29/2011.
 Spring '09
 Equations, Slope

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