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OpenStudy (anonymous):
subtract and simplify (4-i)-(5+2i)=
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OpenStudy (anonymous):
type answer in a+bi
OpenStudy (hba):
I think you can subtract.
OpenStudy (n00bstyle):
It's just a 'simple' subtraction, you can ignore the brackets: 4-i-5-2i
OpenStudy (anonymous):
(4-i)-(5+2i)=4-i-5-2i then 4-5-i-2i=-1-3i
OpenStudy (anonymous):
answer is -1-3i
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OpenStudy (n00bstyle):
When it comes down to multiplying or dividing, you have to apply other rules !
OpenStudy (anonymous):
thank you one more
OpenStudy (anonymous):
thnkx 2
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