*10 for the function y = x2 + 4x + 9 calculate the expression b2 - 4ac. explain how this tells that function doesn't have any square root .

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate. in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30

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?