Step-by-step explanation:
51-9=42
42/3 =14
Therefore Lisa has 13 friends.
Answer:
A. y = x^2 -6x + 13
Step-by-step explanation:
The parabola that opens up and has line of symmetry x=3 and a minimum at x=3 is

The reason is that, we can write this function in the vertex form to get;



Hence the line of symmetry is x=3 and the vertex is (3,4)
Answer:
1. yes 2. no
Step-by-step explanation:
for #2 it would have to be 0.57 and 0.570
See the image below for a demonstration. Hope this helps out.