document.write( "Question 796306: what is the sum of 5i, -9-7i, and 4? \n" ); document.write( "
Algebra.Com's Answer #481347 by Alan3354(69443)\"\" \"About 
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what is the sum of 5i, -9-7i, and 4?
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\n" ); document.write( "Add the real parts, -9 & 4
\n" ); document.write( "Add the i parts, 5i - 7i
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