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Plotting Equations - HP -28S Manual

Advanced scientific calculator.
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Plotting Equations
The examples in this chapter were both expressions, but the same
rules and techniques work for plotting equations. When the variable
EQ contains an equation, DRAW plots
each side of the equation as an
expression. You can find a root of the equation by finding where the
two graphs cross, because that is where the two sides of the equation
have equal values.
7: Plotting


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