Consider the lines y=3x+5 2y=4x+5 3y=9x-2 2y=x-3 4y=x-5. Let's say that a pair of lines is good if the two lines are either parallel or perpendicular to each other. Among all the pairs of lines shown, how many pairs are good?

What is the quadric regression equation that fits these data

Multiply. write your answer in simplest form. 3/8 x 5/7

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.