document.write( "Question 1001259: Solve the following equations:\r
\n" ); document.write( "\n" ); document.write( "\"+ln%28x%2B4%29=ln%28x-8%29-ln%28x%2B1%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"+log6+%282-x%29+%2B+log6+%2811-x%29+=+2+\"
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Algebra.Com's Answer #618489 by MathLover1(20850)\"\" \"About 
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\n" ); document.write( "\"+ln%28x%2B4%29=ln%28x-8%29-ln%28x%2B1%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"+ln%28x%2B4%29=ln%28%28x-8%29%2F%28x%2B1%29%29+\"........if log same, we have\r
\n" ); document.write( "\n" ); document.write( "\"+%28x%2B4%29=%28x-8%29%2F%28x%2B1%29+\".......solve for \"x\"\r
\n" ); document.write( "\n" ); document.write( "\"+%28x%2B4%29%28x%2B1%29=%28x-8%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"+x%5E2%2Bx%2B4x%2B4=x-8+\"\r
\n" ); document.write( "\n" ); document.write( "\"+x%5E2%2Bcross%28x%29%2B4x%2B4-cross%28x%29%2B8=0+\"\r
\n" ); document.write( "\n" ); document.write( "\"+x%5E2%2B4x%2B12=0+\"....use quadratic formula\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\" \r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-4+%2B-+sqrt%28+4%5E2-4%2A1%2A12+%29%29%2F%282%2A1%29+\" \r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-4+%2B-+sqrt%28+16-48+%29%29%2F2+\" \r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-4+%2B-+sqrt%28+-32+%29%29%2F2+\" \r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-4+%2B-+sqrt%28+-16%2A2+%29%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-4+%2B-+4i%2Asqrt%28+2+%29%29%2F2+\"\r
\n" ); document.write( "\n" ); document.write( "\"x+=+%28-2+%2B-+2i%2Asqrt%28+2+%29%29+\"\r
\n" ); document.write( "\n" ); document.write( "solutions:
\n" ); document.write( "\"x+=+%28-2+%2B+2i%2Asqrt%28+2+%29%29+\"
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\n" ); document.write( "\"x+=+%28-2+-+2i%2Asqrt%28+2+%29%29+\"\r
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\n" ); document.write( "\n" ); document.write( "\"+log%286+%2C%282-x%29%29+%2B+log%286%2C+%2811-x%29%29+=+2+\"....change the base\r
\n" ); document.write( "\n" ); document.write( "\"+log%28%282-x%29%29%2Flog%28%286%29%29++%2B+log%28+%2811-x%29%29%2Flog%28%286%29%29+=+2+\"\r
\n" ); document.write( "\n" ); document.write( "\"+%28log%28%282-x%29%29++%2B+log%28+%2811-x%29%29%29%2Flog%28%286%29%29+=+2+\"\r
\n" ); document.write( "\n" ); document.write( "\"+%28log%28%282-x%29%29++%2B+log%28+%2811-x%29%29%29+=+2log%28%286%29%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"+log%28%282-x%29%2811-x%29%29+=+log%28%286%5E2%29%29+\"\r
\n" ); document.write( "\n" ); document.write( "\"+log%28%282-x%29%2811-x%29%29+=+log%28%2836%29%29+\".....if log same, we have\r
\n" ); document.write( "\n" ); document.write( "\"+%282-x%29%2811-x%29+=+36+\"....solve for \"x\"\r
\n" ); document.write( "\n" ); document.write( "\"+22-2x-11x%2Bx%5E2+=+36+\"\r
\n" ); document.write( "\n" ); document.write( "\"+x%5E2-13x+%2B22-36=0+\"\r
\n" ); document.write( "\n" ); document.write( "\"+x%5E2-13x+-14=0+\"\r
\n" ); document.write( "\n" ); document.write( "\"+x%5E2%2Bx-14x+-14=0+\"\r
\n" ); document.write( "\n" ); document.write( "\"%28+x%5E2%2Bx%29-%2814x+%2B14%29=0+\"\r
\n" ); document.write( "\n" ); document.write( "\"x%28+x%2B1%29-14%28x+%2B1%29=0+\"\r
\n" ); document.write( "\n" ); document.write( "\"%28x-14%29%28x+%2B1%29=0+\"\r
\n" ); document.write( "\n" ); document.write( "solutions:\r
\n" ); document.write( "\n" ); document.write( "if \"%28x-14%29=0+\"=>\"x=14\"-> disregard it it will make log of negative number which is undefined\r
\n" ); document.write( "\n" ); document.write( "if \"%28x+%2B1%29=0+\"=>\"highlight%28x=-1%29\"\r
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