document.write( "Question 641187: the sum of the reciprocals of two consecutive integers is 7/12. find the two integers. \n" ); document.write( "
Algebra.Com's Answer #403574 by MathLover1(20850)\"\" \"About 
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Two consecutive even integers. We'll call them \"x\" and \"x%2B2\". Their reciprocals would be \"1%2Fx\" and \"1%2F%28x%2B2%29\". They add to \"7%2F12\". \r
\n" ); document.write( "\n" ); document.write( "So we have the following equation:\r
\n" ); document.write( "\n" ); document.write( "\"1%2Fx+%2B+1%2F%28x+%2B+2%29+=+7%2F12\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28%28x+%2B+2%29+%2B+x%29+%2F+%28x%28x+%2B+2%29%29+=+7%2F12\"\r
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\n" ); document.write( "\n" ); document.write( "\"%282x+%2B+2%29+%2F+%28x%5E2+%2B+2x%29+=+7%2F12\"\r
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\n" ); document.write( "\n" ); document.write( "\"12%282x+%2B+2%29+=+7%28x%5E2+%2B+2x%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"24x+%2B+24+=+7x%5E2+%2B+14x\"\r
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\n" ); document.write( "\n" ); document.write( "\"7x%5E2-24x+%2B+14x-24=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"7x%5E2-10x-24=0\"\r
\n" ); document.write( "\n" ); document.write( "use quadratic formula to solve for \"x\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-%28-10%29+%2B-+sqrt%28+%28-10%29%5E2-4%2A7%2A%28-24%29+%29%29%2F%282%2A7%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%2810+%2B-+sqrt%28100%2B672%29%29%2F14+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%2810+%2B-+sqrt%28772%29%29%2F14+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%2810+%2B-+27.79%29%2F14+\"\r
\n" ); document.write( "\n" ); document.write( "solutions:\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%2810+%2B+27.79%29%2F14+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+37.79%2F14+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+2.7+\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%2810+-+27.79%29%2F14+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+17.79%2F14+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+1.27+\"\r
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\n" ); document.write( "\n" ); document.write( "check:\r
\n" ); document.write( "\n" ); document.write( "\"1%2Fx+%2B+1%2F%28x+%2B+2%29+=+7%2F12\"\r
\n" ); document.write( "\n" ); document.write( "\"1%2F2.7++%2B+1%2F%281.27+%2B+2%29+=+0.6\"\r
\n" ); document.write( "\n" ); document.write( "\"0.3++%2B+1%2F3.27+=+0.6\"\r
\n" ); document.write( "\n" ); document.write( "\"0.3++%2B+0.3+=+0.6\"\r
\n" ); document.write( "\n" ); document.write( "\"0.6+=+0.6\"\r
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