joshua plans to repaint some classroom bookcases. he has 6 gallons of paint. all of the bookcases are the same size and each requires 1/2 gallon of paint. how many bookcases will he be able to paint?

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.