Find the y-coordinate of the vertex:
f(2)= 2^2 - 4(2) -5.
f(2)= 2, 9 or -9​

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

What is the result of the following division?

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?