(04.02 mc) if f(x) = 2x2 − 10, find f(5).

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 inverse of the function f(x) = 2x + 1?

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees