document.write( "Question 445912: write the expression as a complex number in standard form\r
\n" ); document.write( "\n" ); document.write( "(-1+i)-(-2-i)\r
\n" ); document.write( "\n" ); document.write( "13i over 1-2i
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Algebra.Com's Answer #307061 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
write the expression as a complex number in standard form
\n" ); document.write( "(-1+i)-(-2-i)
\n" ); document.write( "= -1--2 +i--i
\n" ); document.write( "----
\n" ); document.write( "= 1 + 0
\n" ); document.write( "= 1
\n" ); document.write( "---------------
\n" ); document.write( "13i/(1-2i)
\n" ); document.write( "---
\n" ); document.write( "Multiply numerator and denominator by (1+2i) to get:
\n" ); document.write( "[3i(1+2i)]/(1+4)
\n" ); document.write( "----
\n" ); document.write( "= (-6+3i)/5
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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