POLYNOMIALS QUESTION!

All per-unit concepts rely on ratios,meaning,to provide a type of measurement

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

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.