1. The arithmetic mean of roots of the quadratic equation x^2- 10x+16=0 is​

List the sides of δrst in ascending order (shortest to longest) if: m∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12

Solve the equation by completing the square. x^2+2x=17

25) 56(1) = 5b a. identity property of addition b. identity property of multiplication c. commutative property of multiplication d. commutative property of addition