A new car is purchased for $47,000 and over time its value depreciates by one half every 4.5 years. What is the value of the car 23 years after it was purchased, to the
nearest hundred dollars?

Which of the following expressions is equal to 2x^2+8

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1

Find the slope of the line passing through a pair of points