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anonymous
 one year ago
Which expressions are equivalent to 40+24i?
Choose exactly two answers that are correct.
A. 4i(610i)
B. 4i(6+10i)
C. 8i(35i)
D. 8i(3+5i)
anonymous
 one year ago
Which expressions are equivalent to 40+24i? Choose exactly two answers that are correct. A. 4i(610i) B. 4i(6+10i) C. 8i(35i) D. 8i(3+5i)

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Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2http://openstudy.com/study#/updates/55fb1a4de4b0027d1e7718eb do you know you can ask question if you didn't understand anything ?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I was about to tag you sorry; it wouldn't let me click on the question. Sorry!!

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Okay; so can you give me the formula again? c:

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2apply distributive property distribute parentheses by outside number/variable \[\huge\rm \color{reD}{a}(b+c) =\color{red}{a} ·b +\color{reD}{a}·c =\color{ReD}{a}b +\color{ReD}{a}c\]

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2dw:1442521669737:dw multiply both terms by 4i 4i times 6=? 4i times 10i=?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.04i * 6 = 24i 4i * 10i = 40

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2yes right so 40 +24i isn't equivalent to 40+24i

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2now try B) 4i(6+10i) distribute

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I am so sorry that it took so long!! So we're going to doing this 4i * 6 = and 4i * 10i =

anonymous
 one year ago
Best ResponseYou've already chosen the best response.04i * 6 = 24i 4i * 10i = 40 @nnesha

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0You're doing choice B now right? So is the result equivalent to 40+24i?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0alright. so that means choice B is one of the right answers. Now, you just have to do the same thing with choice C & D

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Okay. c: Let me work that out and get back to you.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0D is the other answer?

Nnesha
 one year ago
Best ResponseYou've already chosen the best response.2yes right 8i(3+5i) 24i and 5i times 8i = 40(1) so yes
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