We can learn a lot about a straight
line by examining its slope and y-intercept.
The lessons below will:
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Explain in depth about the properties of the
slope of a line and how to calculate
it.
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Show what are y-intercept and x-intercept of a line.
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Show that equation of a straight line
can be in slope-intercept form.
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Show how to determine the equation
of a straight line.
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Show how to determine the equation
of a line that is parallel to the
x-axis or y-axis.