reciprocal function
The usual reciprocal function is y = 
.
By using this function, we can define the reciprocal of any number. For example, the reciprocal of 5 is 
, which is 0.2.
Each number, except for 0, has a reciprocal.
The usual reciprocal function is y = .
By using this function, we can define the reciprocal of any number. For example, the reciprocal of 5 is , which is 0.2.
Each number, except for 0, has a reciprocal.