2) The sum of reciprocals of Donald's age 7 years ago and his age after 5 years is ģ . How
old is Donald now?

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.

Which of the functions graphed below has a removable discontinuity?

If you apply the changes below to the linear parent function f(x)=x what is the equation of the new function vertically stretched by a factor of 3 flip over the x axis