The vertex of this parabola is at (2,-4). When the x-value is 3, the y-value is -1. What is the coefficient of the squared expression in the
parabola's equation?
10
(2,-4)
10
O A. 3
OB. 5
O O O O
C. -2
D. 1

22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!