Step-by-step explanation:
I think this will help you. Thanks.
Answer:
and 
Step-by-step explanation:
when you solve for r in the given equation, you need to apply the square root property, which gives positive and negative answers (both should therefore be considered):

then you need to include these two possible solutions:
and 
Answer:
I think this is right 50 but I don't know I am 3rd grade
Step-by-step explanation:
<h2>so tha

s my answer</h2>
Answer:
D. Vertex: (3, -1); zeros: (2,0), (4,0), y-intercept: (0,8)
Step-by-step explanation:
I used the desmos graphing calculator. Just plug in your equation and it should be pretty easy to find these points
Answer:
y= -1x+3
Step-by-step explanation: