What are the angles of rotation for a 15 gon

Which graph corresponds to the function f(x) = x2 + 4x – 1?

The graph shows the charges for a health club in a month. make a function table for the input-output values. writes an equation that can be used to find the total charge y for the number of x classes

When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41