document.write( "Question 324080: Solve by using the quadratic formula. Show complete solutions.
\n" ); document.write( "2 = 0.7n + 0.6n^2 \r
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Algebra.Com's Answer #231985 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"2+=+0.7n+%2B+0.6n%5E2\"$
\n" ); document.write( " $\"20+=+7n+%2B+6n%5E2\"$
\n" ); document.write( " $\"6n%5E2%2B7n-20=0\"$
\n" ); document.write( " $\"n+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"$
\n" ); document.write( " $\"n+=+%28-7+%2B-+sqrt%28+7%5E2-4%2A6%2A%28-20%29+%29%29%2F%282%2A6%29+\"$
\n" ); document.write( " $\"n+=+%28-7+%2B-+sqrt%28+49%2B480+%29%29%2F%2812%29+\"$
\n" ); document.write( " $\"n+=+%28-7+%2B-+sqrt%28+529+%29%29%2F%2812%29+\"$
\n" ); document.write( " $\"n+=+%28-7+%2B-+23+%29%2F%2812%29+\"$
\n" ); document.write( " $\"n1+=+%28-7+%2B23%29%2F12\"$
\n" ); document.write( " $\"n1=16%2F12\"$
\n" ); document.write( " $\"highlight%28n1=4%2F3%29\"$
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\n" ); document.write( " $\"n2+=+%28-7+-23%29%2F12\"$
\n" ); document.write( " $\"n2+=+-30%2F12\"$
\n" ); document.write( " $\"highlight%28n2=+-5%2F2%29\"$
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\n" ); document.write( " $\"graph%28300%2C300%2C-3%2C3%2C-3%2C3%2C6x%5E2%2B7x-20%29\"$ \n" ); document.write( "

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