Solve by completing the square-x^2 - 2x + 8

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

Find the dimensions of the circle. area = 64π in.² r= in.

Javier bought a painting for $150. each year, the painting's value increases by a factor of 1.15. which expression gives the painting's value after 77 years?