anonymous
  • anonymous
-3i(7i-5)
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
http://www.wolframalpha.com/input/?i=-3i%287i-5%29
anonymous
  • anonymous
21+15i
anonymous
  • anonymous
lol at the web site

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anonymous
  • anonymous
need steps how to get the answer
anonymous
  • anonymous
it brakes it down on there how to do it
anonymous
  • anonymous
-3i ( 7i - 5) = -21 i i + 15 i but remember the i = square root of -1 so
anonymous
  • anonymous
\[\sqrt{-1} * \sqrt{-1} = -1\]
anonymous
  • anonymous
two i's eliminate each other?
anonymous
  • anonymous
y take ur time to do it wen u can just type it in , u feel me bruh?
anonymous
  • anonymous
so now you have -21 (-1) + 15i and then 21 + 15i
anonymous
  • anonymous
alternative form
anonymous
  • anonymous
bruh! if u dont understand it in ur head how can u skip take ur time and just type it in, hence u have to understand how to do it before u skip steps, bruh, homie, cuz, home boi, home boy,dog, dogg nuts, dogg, dawg, nephew, ya bish you
anonymous
  • anonymous
@veronicagrace
anonymous
  • anonymous
lmao
anonymous
  • anonymous
|dw:1377556142181:dw|

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