Brainiest to whoever right

Classify the following triangle check all that apply

Which expression is rational? 6. , square root two, square root 14, square root 49

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.