Five 6-sided dice are rolled. what is the probability that exactly two of the dice show a 1 or a 2?

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Drag the tiles to the boxes to form correct pairs. not all tiles will be used. match each set of vertices with the type of quadrilateral they form

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?