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what is the value when (3+2i) to the 3rd power is expanded?

 Jan 27, 2017

Best Answer 

 #5
avatar+129899 
+5

LOL!!!!....yep....Alfred E. himself.....!!!!

 

 

cool cool cool

 Jan 27, 2017

9+0 Answers

 #1
avatar+129899 
+5

(3 + 2i)^3  =   [use the Binomial Theorem ]

 

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

 

27 + 54i + 36i^2 + 8i^3  =

 

27 + 54i - 36 - 8i  =

 

-9 + 46i

 

 

cool cool cool

 Jan 27, 2017
 #2
avatar+57 
+5

Thank you <3

SarahBlu13  Jan 27, 2017
 #3
avatar+129899 
+5

No prob....

 

 

cool cool cool

 Jan 27, 2017
 #4
avatar+57 
+5

i like ur profile picture isn't that from Mad ?

SarahBlu13  Jan 27, 2017
 #5
avatar+129899 
+5
Best Answer

LOL!!!!....yep....Alfred E. himself.....!!!!

 

 

cool cool cool

CPhill Jan 27, 2017
 #6
avatar+57 
0

i love Mad

SarahBlu13  Jan 27, 2017
 #7
avatar+129899 
+5

Me 2......I'm surprised you're aware of it.......most on here don't know of it....

 

 

cool cool cool

 Jan 27, 2017
 #9
avatar+57 
0

yeah i know of it and i fn love it especialy when they made fun of justin bieber

SarahBlu13  Jan 27, 2017
 #10
avatar+2511 
0

MAD is often very funny, but who is Justin Bieber? indecision

 Jan 27, 2017

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