(4-10i)+(7-3i)
a. -3-13i
b. -3-7i
c. 11-7i
d. 11-13i

Which equation represents the partial sum of the geometric series?

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).

What function has a range {yly< 5}? question on picture above^