A company models its net income, in thousands of dollars, with the function f (x) = 9x? 54x 144, where x is the number of units of its product sold. How many units of its product does the company need to sell in order for the net income to equal $ 0?

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? will mark the

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1