No.053 Find the Equation from an Inverse Proportion Graph
POINT
Choose a clear point (x, y) on the graph. Multiply its coordinates to get a = xy, then write y = a/x.
Example
Write the equation of the following inverse proportion graph.
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Practice
y = a/x · a = xy
01
Write the equation of the following inverse proportion graph.
\(y = 6/x\)
02
Write the equation of the following inverse proportion graph.
\(y = -8/x\)
03
Write the equation of the following inverse proportion graph.
\(y = 12/x\)
04
Write the equation of the following inverse proportion graph.
\(y = -15/x\)
05
Write the equation of the following inverse proportion graph.
\(y = 10/x\)
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