Which of the following is a solution to this inequality?
2x + 4 < 10
2,4,6

Find dy/dx using implicit differentiation ln(20+e^xy)=y

Through non-collinear points there is exactly one plane.

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).