Find the median of 7, 4, 5, 6, 13, 7, 23, and 3. ​

The universal set is .If and , find .

Let .Find the set

True or False? Ochre was a mineral resource used by many cave painters worldwide.

Find the following probability.

What architectural design motif is shown below? 

Identify the architectural feature in this image.

Name the greatest common factor, GCF, for: ​ ​

Factor the trinomial, if possible.

Use the factoring method to solve the equation.