1.	Which of the following types of functions is always continuous on its domain?
		A.	rational	B.	square root
		C.	inverse variation	D.	greatest integer
		Hint
	2.	Which function does not have a value of 1 when x = 1?
		A.		B.
		C.		D.
		Hint
	3.	When will it be true that ?
		A.	only when x is an integer	B.	always
		C.	only when x is not an integer	D.	never
		Hint
	4.	What type of function is y = 2?
		A.	constant	B.	direct variation
		C.	rational	D.	absolute value
		Hint
	5.	What type of function is the following?
		A.	square root	B.	absolute value
		C.	quadratic	D.	inverse variation
		Hint