12x to the power of 2 - 2x+ 3x -8x

Which system of linear inequalities is represented by the graph?

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).

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?