3. Calculate the slope of each line.
b) Δ y = 8 when Δ x = 2.

What is the point-slope equation of a line with slope -5 that contains the point (6,3)

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).

Find the domain of the following expression: 1/(√x)-2