Donna needs to memorize words on a vocabulary list for latin class. she has memorized 15 of the words, which is three-fifths of the list. how many words are on the list?

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.