I need help please :( i really need help

What scale factor was applied to the first rectangle to get the resulting image interior answer as a decimal in the box

How do i do this activity, is appreciated

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.