What is the sum of -2/3 and -4/6? O A) -4/3 OB) -2/3 OC) 2/3 OD) 4/3

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.