Is this correct?

Alex drew a circle with right triangle prq inscribed in it, as shown below: the figure shows a circle with points p, q, and r on it forming an inscribed triangle. side pq is a chord through the center and angle r is a right angle. arc qr measures 80 degrees.

What is the multiplicative rate of change of the exponential function shown on the graph?

Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.