1.	Which statement about is correct?
		A.	is irrational and the graph of lies between 8 and 9.	B.	is rational since it can be represented by a decimal.
		C.	is rational since 84 is an even number.	D.	is irrational and the graph of lies between 9 and 10.
		Hint
	2.	Find the distance between points C(-2, -5) and D(3, -5).
		A.		B.	25
		C.		D.	5
		Hint
	3.	Which of the following exressions cannot be simplified?
		A.		B.
		C.		D.
		Hint
	4.	Equations like that contain radicals with variables in the radicand are called _____.
		A.	rational equations	B.	unsolvable equations
		C.	irrational equations	D.	radical equations
		Hint
	5.	Solve .
		A.	1	B.	9
		C.	81	D.	41
		Hint
	6.	Which graph best represents -?
		A.
		B.
		C.
		D.	irrational
		Hint
	7.	Find the distance between the two points.
		A.	2 units	B.	5 units
		C.	units	D.	units
		Hint
	8.	Simplify .
		A.		B.
		C.		D.
		Hint
	9.	Simplify .
		A.		B.
		C.		D.
		Hint
	10.	Simplify .
		A.		B.
		C.	12	D.
		Hint