If a quadratic function has zero at x=-9, then point (-9,0) lies on the graph of quadratic function.
A line of symmetry has equation x=-3.5 that is x+3.5=0.
Use formula for the distance from point
to the line AX+By+C=0:

Thus,

Answer: the distance is 5.5 units.
Answer:
18.39972
Step-by-step explanation:
40% of 42.99 is 17.196
plus a 7% of sales tax would be 18.39972
Answer:
B:942$
Step-by-step explanation:
(pi*20^2)/2 is approximately 628.32
628.32*1.5=942.48
Answer: S > 22
Step-by-step explanation: