SOLUTION: what is the answer of this questions: 1.) (-3-3√3)^2 2.) 5 �i 3.) 1�(2i-3) 4.)(3+2i�(2-i) 5.) (3+ 2i) � 4 6.) 1 � ( 3+ √-2)

Question 666443: what is the answer of this questions:
1.) (-3-3√3)^2
2.) 5 �i
3.) 1�(2i-3)
4.)(3+2i�(2-i)
5.) (3+ 2i) � 4
6.) 1 � ( 3+ √-2)

Answer by swincher4391(1107) (Show Source): You can put this solution on YOUR website!
foil this out to get 243.
2)
3)
4) Do the same thing. Multiply by the conjugate over the conjugate. The conjugate being 2+i.
5) (3+2i)/4 = 3/4 + 1/2i
6) 1/(3+sqrt(-2)) = 1/(3+2i) then multiply by the conjugate over the conjugate. The conjugate is 3-2i.

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SOLUTION: what is the answer of this questions: 1.) (-3-3&#8730;3)^2 2.) 5 �i 3.) 1�(2i-3) 4.)(3+2i�(2-i) 5.) (3+ 2i) � 4 6.) 1 � ( 3+ &#8730;-2)

SOLUTION: what is the answer of this questions: 1.) (-3-3√3)^2 2.) 5 �i 3.) 1�(2i-3) 4.)(3+2i�(2-i) 5.) (3+ 2i) � 4 6.) 1 � ( 3+ √-2)