The equation of the quadratic function represented by the graph is y=a(x-3)^2-1 what is the value of a

What is the range of the data below? .8090100

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?

Aparking garage charges $1.12 for the first hour and 0.50 for each additional hour. what is the maximum length of time tom can park in the garage if we wishes to play no more than $5.62