What is the rule? 1 arrow 7 arrow 13 arrow 19

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

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

Find the interior angle of a regular polygon which has 6 sides