What is the Vertex of the following quadratic function. Use the Acis of symmetry formula x = -b —
2a

Y = x2 -8x - 9

his chances of getting a coin of higher value is 4/19

step-by-step explanation:

no association

step-by-step explanation:

if you have eyes and you can use them efficiently you can see that it just looks like random dots like do a line of best fit and like they're so spread out it's such a weak association you might as well consider it nonexistent

1) 2/5

2) zero=0/1

3) zero=0/2

4) -4/5

5) undefined=3/0