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(3i+1)(1)+(3i+1)(2)+(3i+1)(3)

 Nov 30, 2014

Best Answer 

 #1
avatar+130511 
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(3i+1)(1)+(3i+1)(2)+(3i+1)(3) =

(1 + 2 + 3)(3i + 1)=

6(3i + 1) =

18i + 6

 

 Nov 30, 2014
 #1
avatar+130511 
+5
Best Answer

(3i+1)(1)+(3i+1)(2)+(3i+1)(3) =

(1 + 2 + 3)(3i + 1)=

6(3i + 1) =

18i + 6

 

CPhill Nov 30, 2014

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