document.write( "Question 282629: Please help, I am struggling on these two problems(:\r
\n" ); document.write( "\n" ); document.write( "\"+-x%5E2=15x%2B30+\"\r
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\n" ); document.write( "\n" ); document.write( "\"+2x%5E2=-7x-29+\"
\n" ); document.write( "I have tried this one and found it has no solutions. Is this accurate?\r
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Algebra.Com's Answer #205206 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
I'll do the first one to get you started.\r
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\n" ); document.write( "\n" ); document.write( "\"+-x%5E2=15x%2B30+\" Start with the given equation.\r
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\n" ); document.write( "\n" ); document.write( "\"+0=x%5E2%2B15x%2B30+\" Add \"x%5E2\" to both sides\r
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\n" ); document.write( "\n" ); document.write( "Notice that the quadratic \"x%5E2%2B15x%2B30\" is in the form of \"Ax%5E2%2BBx%2BC\" where \"A=1\", \"B=15\", and \"C=30\"\r
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\n" ); document.write( "\n" ); document.write( "Let's use the quadratic formula to solve for \"x\":\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-B+%2B-+sqrt%28+B%5E2-4AC+%29%29%2F%282A%29\" Start with the quadratic formula\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-%2815%29+%2B-+sqrt%28+%2815%29%5E2-4%281%29%2830%29+%29%29%2F%282%281%29%29\" Plug in \"A=1\", \"B=15\", and \"C=30\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-15+%2B-+sqrt%28+225-4%281%29%2830%29+%29%29%2F%282%281%29%29\" Square \"15\" to get \"225\". \r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-15+%2B-+sqrt%28+225-120+%29%29%2F%282%281%29%29\" Multiply \"4%281%29%2830%29\" to get \"120\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-15+%2B-+sqrt%28+105+%29%29%2F%282%281%29%29\" Subtract \"120\" from \"225\" to get \"105\"\r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-15+%2B-+sqrt%28+105+%29%29%2F%282%29\" Multiply \"2\" and \"1\" to get \"2\". \r
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\n" ); document.write( "\n" ); document.write( "\"x+=+%28-15%2Bsqrt%28105%29%29%2F%282%29\" or \"x+=+%28-15-sqrt%28105%29%29%2F%282%29\" Break up the expression. \r
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\n" ); document.write( "\n" ); document.write( "So the solutions are \"x+=+%28-15%2Bsqrt%28105%29%29%2F%282%29\" or \"x+=+%28-15-sqrt%28105%29%29%2F%282%29\"
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