I need this answer today please help 15-(-7)

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.

Long division the problem is 40 ➗ 348 = ?

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11