# If f(x)= 1 for [-7,-3), 3 for [-3,1), and 5 for [1,5), how do you find f(3)?

##### 2 Answers

Jan 26, 2018

#### Explanation:

The input to *is* between 1 and 5.

Jan 26, 2018

f(3)=5

#### Explanation:

First ascertain, in which of the three given intervals, 3 lies. It obviously lies in the interval [1,5). In this interval, for all x, f(x)=5. Hence f(3) would be 5.