What is the domain of the function in this table

What is always true about a positive integer raised to a negative odd power?

Ab and bc are tangent to circle d. find x is ab = 3x + 8 and bc = 26. find x

Arefrigeration system at your company uses temperature sensors fixed to read celsius (°c) values, but the system operators in your control room understand only the fahrenheit scale. you have been asked to make a fahrenheit (°f) label for the high temperature alarm, which is set to ring whenever the system temperature rises above –10°c. what fahrenheit value should you write on the label?