1.	Factor 2r3 + 8r2 - 10r completely.
		A.	2r(r - 1)(r + 5)
		B.	2r(r2 + 4r - 5)
		C.	(2r - 1)(r + 5)
		D.	2(r3 + 4r2 - 5r)
		Hint
	2.	Factor m3 - 4m2 + 6m - 24.
		A.	(m + 4)(m2 - 6)
		B.	(m - 4)(m2 + 6)
		C.	m(m2 - 4m + 6) - 24
		D.	m2(m - 4) + 6m - 24
		Hint
	3.	Which of the following is prime?
		A.	5xy>2 + 10y	B.	7x2 – y2
		C.	3x2 – 6y	D.	3xy + 13x2
		Hint
	4.	Factor 4x2 – 49.
		A.	(2x + 7)(2x – 7)	B.
		C.		D.
		Hint
	5.	Simplify: if
		A.		B.	Cannot be simplified further.
		C.		D.
		Hint