18. on a road in the city of madison, the maximum speed is 45 miles per hour and the minimum speed is 35 miles per hour
let x represents the speed. you can write two inequalities to represent the speed restrictions.
maximum speed is 45 mph minimum speed is 35 mph
xs 45
x235
the inequalities xs 45and x 2 35can be combined and can be written without using and.
35 sx345
a. explain how compound inequalities can be use to describe the speed restrictions on roads.
b. include a compound inequality describing a possible age restriction for driving on roads. describe what this represents.
(minimum driving age is 16 years, and most drivers stop renewing their licenses by age 100.)