1.	What type of function is ?
		A.	absolute value function	B.	direct variation function
		C.	square root function	D.	inverse variation function
		Hint
	2.	Which of the following is a rational function?
		A.		B.
		C.		D.
		Hint
	3.	Which of the following types of functions may have a hole?
		A.	square root	B.	rational
		C.	absolute value	D.	quadratic
		Hint
	4.	Which function does not have a value of 1 when x = 1?
		A.		B.
		C.		D.
		Hint
	5.	What type of function is the following?
		A.	absolute value	B.	square root
		C.	inverse variation	D.	quadratic
		Hint