1.	Simplify (2 – 7i)(4 + 2i).
		A.	22 – 6i	B.	22 – 24i
		C.	6 – 24i	D.	6 – 6i
		Hint
	2.	What is the conjugate of –9 – 2i?
		A.	9	B.	2 – 9i
		C.	2 + 9i	D.	–9 + 2i
		Hint
	3.	Simplify (2 – 3i) ÷ (1 + i).
		A.		B.
		C.		D.
		Hint
	4.	What is the complex conjugate of a - bi, if a and b are real numbers?
		A.	a2 + b2 - abi	B.	a - bi
		C.	a + bi	D.
		Hint
	5.	Evaluate i4n +2, where n is a positive integer.
		A.	-1	B.	i
		C.	-i	D.	1
		Hint