What is the volume of the cone shown below?

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.

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Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.