Use the quadratic equation y=x^2-20x+32 to answer the following questions. 1. Explain a method that can be used to find the zeros of the function.

2. Find the zeros of the function using the method explained in question 1. Show all work and provide the zeros as ordered pairs.

3. Explain the process that can be used to find the axis of symmetry of the function.

4. Find the axis of symmetry of the function using the process explained in question 3. Show all work.

5. Explain how the axis of symmetry can be used to find the vertex of the function.

6. Find the vertex of the function using the process explained in question 5. Show all work and provide the vertex as an ordered pair.

The average hourly earnings for a construction worker is projected to be $24.50 in 2012. jason wants to join the construction work force after he graduates in 2012. his friend tells him that average hourly earnings for construction workers will rise by 2% from 2009 to 2012. based on the data below, assuming that the projected hourly earnings are correct, is jason’s friend’s statement accurate? construction industry - average hourly earnings, 2000-2009 a. his friend’s statement is accurate. the average hourly earnings will increase by 2%. b. his friend’s statement is not accurate. the percent increase will be more than 2% c. his friend’s statement is not accurate. the percent increase will be less than 2% d. his friend’s statement is not accurate. the average hourly earnings will decrease

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?