help with this please y=ax^2+bx+c is graphed. the vertex is (-3,-2). so I think a=-3, also b=(0,2.5). What is a*b*c?​

The patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.2 days and a standard deviation of 1.7 days. what is the probability of spending more than 2 days in recovery? (round your answer to four decimal places.)