What do your measurements in #3 tell you about the lengths of PR and QS? Explain your thinking and then measure to verify your conjecture. Be sure to state your your measurements

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.