Which of the following is a true statement about absolute value?
a. the absolute value of a positive number is a negative number.
b. only integers have absolute values.
c. -3 is 3 units from zero on the number line.
d. all of these statements are true

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?

In the diagram below, abc is congruent to dec what is the value of x

The graph represents f(x)=[x]+3. what is f(-2.2)?