1.	State the domain of the relation {(1, 6), (-2, 3), (5, 7), (5, 9)}.
		A.	{-2, 1}	B.	{-2, 1, 5}
		C.	{5}	D.	{3, 6, 7, 9}
		Hint
	2.	State the inverse of the relation as a set of ordered pairs.
		A.	{(1, -2), (2, -1), (3, -1)}	B.	{(-2, -1), (-1, 2)}
		C.	{(-1, 3), (-1, 2), (-2, 1)}	D.	{(-1, 3), (-2, 1)}
		Hint
	3.	State the domain of the relation whose graph is shown.
		A.	{-1, 4, 1, 2}	B.	{0}
		C.	{-2, -1, 0, 2}	D.	{-2, -1, 2}
		Hint
	4.	Write the inverse of the relation {(-6, 1), (-3, 2), (0, 3), (3, 4), (6, 5)}
		A.	{(-1, -6), (-2, -3), (-3, 0), (-4, -3), (-5, -6)}
		B.	{(-1, 6), (-2, 3), (-3, 0), (-4, -3), (-5, -6)}
		C.	{(6, -1), (3, -2), (0, -3), (-3, -4), -6, -5)}
		D.	{(1, -6), (2, -3), (3, 0), (4, 3), (5, 6)}
		Hint
	5.	Map the inverse of the given relation.
		A.		B.
		C.		D.
		Hint