1.	Solve . Write the solution in simplest form.
		A.		B.
		C.		D.
		Hint
	2.	Evaluate if .
		A.		B.
		C.		D.
		Hint
	3.	Evaluate + f if f = .
		A.		B.
		C.		D.
		Hint
	4.	Find + written in simplest form.
		A.		B.	1
		C.	1	D.	1
		Hint
	5.	Find - written in simplest form.
		A.		B.
		C.		D.
		Hint