Why are there certain question where you multiply to a power and some you don't. Like tree diagrams. This is for probability of compound events.

Use set builder notation to represent the following set: { -3, -2, -1, 0}

Use complete sentences to differentiate between a regular tessellation, and a pure tessellation. be sure to include specific types of polygons in your explanation.

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.