Other graphs - AQAReciprocal graphs

The most commonly occurring graphs are quadratic, cubic, reciprocal, exponential and circle graphs. Their equations can be used to plot their shape.

Part ofMathsAlgebra

Reciprocal graphs

A graph of the form \(y = \frac{1}{x}\) is known as a reciprocal graph and once drawn, looks like this:

Graph showing y = 1 over x
\(\text{x}\)-5-4-3-2-1012345
\(y = \frac{1}{x}\)-0.2-0.25-0.33-0.5-1No value10.50.330.250.2
\(\text{x}\)
-5
-4
-3
-2
-1
0
1
2
3
4
5
\(y = \frac{1}{x}\)
-0.2
-0.25
-0.33
-0.5
-1
No value
1
0.5
0.33
0.25
0.2