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OpenStudy (anonymous):
Simplify: (-1 - 4i) - (2 - 7i) A. 1 - 11i B. 1 + 11i C. -3 + 3i D. -30 - i
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OpenStudy (anonymous):
It is C
OpenStudy (raffle_snaffle):
explain to him why it is C
OpenStudy (anonymous):
Don't tell me what to do.. But I will, one sec.
OpenStudy (anonymous):
Well I can't I used a simplifying calculator on google and it won't show me the step unless I upgrade it. But I use it alot and it's always right so...
OpenStudy (anonymous):
thanks, could you send me the link ?
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OpenStudy (anonymous):
http://www.freemathhelp.com/factoring-calculator.php Type in your problem and it gives you the answer...
OpenStudy (anonymous):
thank you
OpenStudy (anonymous):
No problem. :)
OpenStudy (haseeb96):
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