The Temperatures for a 24-Hour Period Ranged Between 13 O $F = \frac { 9 } { 5 } C + 32$

Short Answer

The temperatures for a 24-hour period ranged between 13 o F and 5 o F, inclusive. What was the range in Celsius degrees? ( Use $F = \frac { 9 } { 5 } C + 32$ ). Please enter your answer in interval notation.