ashking1
  • ashking1
Find the real numbers x and y that make the equation true. -4 + yi = x + 3i
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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freckles
  • freckles
if x=-4 then x is ? if yi=3i then y is?
freckles
  • freckles
for example if a+bi=c+di then we have a=c which means a is c and we have bi=di which means b=d or b is d
ashking1
  • ashking1
so they swap positions its actually -4 +3i = -4+ 3i

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freckles
  • freckles
can you say what x and y are? like what is in place of x and what is in place of y?
freckles
  • freckles
|dw:1437938071071:dw|
DanJS
  • DanJS
too much thinking, make the right look like the left. :)
freckles
  • freckles
well i thought I kind of gave the answer already :p
DanJS
  • DanJS
yea
freckles
  • freckles
It is hard to do much explaining on this one
ashking1
  • ashking1
x=-4 and yi=3i
freckles
  • freckles
x=-4 and y=?
ashking1
  • ashking1
3
freckles
  • freckles
yes!
freckles
  • freckles
you are just trying to make both sides look the same
freckles
  • freckles
that is what equality means that we want both sides to be the same
ashking1
  • ashking1
ok thanks freckles

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