Suppose that a phone that originally sold for $800 and loses 3/5 of its value each year after it is released. 3. Write an equation for the value of the phone, p, t years after it is released.

What kinds of numbers make up the set of numbers called the real numbers? give examples when you explain a number type. there are a limited set of types of numbers, but an unlimited number of examples of these numbers.

Simplify the expression 10/11(22z) + (a+5) -1

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g