1.	Determine which expression is not a polynomial.
		A.		B.	x2 - y2 + z2
		C.		D.
		Hint
	2.	Find the perimeter of triangle ABC.
		A.	(8w + 9) in.	B.	(4w + 22) in.
		C.	(4w + 8) in.	D.	(8w + 8) in.
		Hint
	3.	Simplify 6g(-3h - 4).
		A.	-18gh - 4	B.	6gh - 4
		C.	-18gh - 24g	D.	-18g - 4
		Hint
	4.	Find (3a - 1)(5a + 6).
		A.	15a2 + 13a + 6
		B.	15a2 - 5a - 6
		C.	15a2 + 13a - 6
		D.	15a + 13a -6
		Hint
	5.	Determine whether the expression x + y + z is a monomial, binomial, or trinomial.
		A.	Cannot be determined from given information.	B.	trinomial
		C.	monomial	D.	binomial
		Hint