Describe a math tool you could use to determine if a relation is a function. Explain how you would use it. Select all that apply.

How many verticies does a triangular prims have

One file clerk can file 10 folders per minute. a second file clerk can file 11 folders per minute. how many minutes would the two clerks together take to file 672 folders?

Describe how to determine the average rate of change between x = 4 and x = 6 for the function f(x) = 2x^3 + 4. include the average rate of change in your answer.