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Outkast3r09
 2 years ago
Best ResponseYou've already chosen the best response.1multiply by the conjugate

Outkast3r09
 2 years ago
Best ResponseYou've already chosen the best response.1multiply by 1 using the conjugate*

gfields444
 2 years ago
Best ResponseYou've already chosen the best response.0Is that all that I have to do? I'm not really sure how to do these sorts of problems

estudier
 2 years ago
Best ResponseYou've already chosen the best response.1You need to multiply out the brackets and simplify if possible

estudier
 2 years ago
Best ResponseYou've already chosen the best response.1Just like normal except you have i's to deal with...

gfields444
 2 years ago
Best ResponseYou've already chosen the best response.06(3i)? Wouldn't the bottom cancel itself out?

estudier
 2 years ago
Best ResponseYou've already chosen the best response.1It is a kind of trick to get rid of the i on the bottom.....

estudier
 2 years ago
Best ResponseYou've already chosen the best response.1Similar to how you get rid of a rdical, same sort of idea...

estudier
 2 years ago
Best ResponseYou've already chosen the best response.1Multiply it out and you will see...

gfields444
 2 years ago
Best ResponseYou've already chosen the best response.0which you could divide 9 by 9 to get one, so i?

estudier
 2 years ago
Best ResponseYou've already chosen the best response.16(3i) is 186i Where do you get 9i from?

gfields444
 2 years ago
Best ResponseYou've already chosen the best response.0Oh wow opps. haha I added.

estudier
 2 years ago
Best ResponseYou've already chosen the best response.1Ok, now what do you get for the bottom?

estudier
 2 years ago
Best ResponseYou've already chosen the best response.1You have (3+i)(3i) Tell me how it comes to 9

gfields444
 2 years ago
Best ResponseYou've already chosen the best response.0You multiply and the +i and i cancel out? i'm really sorry, this is new to me haha

estudier
 2 years ago
Best ResponseYou've already chosen the best response.1(3+i)(3i) is 3*3 + 3*i 3*i  i^2 (using FOIL?)

estudier
 2 years ago
Best ResponseYou've already chosen the best response.1So the 3i's cancel out and leave 9i^2 So what is i^2 ?

estudier
 2 years ago
Best ResponseYou've already chosen the best response.1Right, so what is the bottom ( hintit is not 9)

estudier
 2 years ago
Best ResponseYou've already chosen the best response.1Ok so finally you have 186i/10 which you can divide by 2 to get 93i/5 as a final answer.

estudier
 2 years ago
Best ResponseYou've already chosen the best response.1So, procedure for these is *by conjugate top and bottom then simplify

gfields444
 2 years ago
Best ResponseYou've already chosen the best response.0thank you so much!!!
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