Multiply out and simplify (x-8) squared

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Find the values of y: 3y^3(y^2+ 2/3y)=0

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books