The height of a rocket, in meters, is approximated by the polynomial – 5t2+ 45t + 4 where t is time in seconds after the rocket's launch. What is the height of the rocket after 3 seconds?

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126