Monica built a remote-controlled, toy airplane for a science project. to test the plane, she launched it from the top of a building. the plane traveled a horizontal distance of 50 feet before landing on the ground. a quadratic function which models the height of the plane, in feet, relative to the ground, at a horizontal distance of x feet from the building is shown.

since the domain represents the airplane while it was in the air, the values of the domain should be restricted to the interval [, ].

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

Which value would be a solution for x in the inequality 47-4x< 7

What is the value of f(x) = 2.2 for f(-2)?