document.write( "Question 307026: what is 3i/7-8i??? \n" ); document.write( "
Algebra.Com's Answer #219625 by jim_thompson5910(35256)\"\" \"About 
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\"%283i%29%2F%287-8i%29\" Start with the given expression.\r
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\n" ); document.write( "\n" ); document.write( "\"%28%283i%29%2F%287-8i%29%29%28%287%2B8i%29%2F%287%2B8i%29%29\" Multiply the fraction by \"%287%2B8i%29%2F%287%2B8i%29\".\r
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\n" ); document.write( "\n" ); document.write( "\"%28%283i%29%287%2B8i%29%29%2F%28%287-8i%29%287%2B8i%29%29\" Combine the fractions.\r
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\n" ); document.write( "\n" ); document.write( "\"%28%283i%29%287%29%2B%283i%29%288i%29%29%2F%28%287-8i%29%287%2B8i%29%29\" Distribute.\r
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\n" ); document.write( "\n" ); document.write( " FOIL the denominator.\r
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\n" ); document.write( "\n" ); document.write( "\"%2821i%2B24i%5E2%29%2F%2849%2B56i-56i-64i%5E2%29\" Multiply.\r
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\n" ); document.write( "\n" ); document.write( "\"%2821i%2B24%28-1%29%29%2F%2849%2B56i-56i-64%28-1%29%29\" Replace \"i%5E2\" with -1.\r
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\n" ); document.write( "\n" ); document.write( "\"%2821i-24%29%2F%2849%2B56i-56i%2B64%29\" Multiply\r
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\n" ); document.write( "\n" ); document.write( "\"%28-24%2B21i%29%2F%28113%29\" Rearrange and combine like terms.\r
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\n" ); document.write( "\n" ); document.write( "\"-24%2F113%2B%2821%2F113%29i\" Break up the fraction.\r
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\n" ); document.write( "\n" ); document.write( "So \"%283i%29%2F%287-8i%29=-24%2F113%2B%2821%2F113%29i\".
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