Plsss help me with this need Asapgiving brainliest

What is the inverse of the function f(x)=4x+8

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

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