document.write( "Question 235514: how do i solve 9h^2-6h+7=0 by using the quadratic formula \n" ); document.write( "

Algebra.Com's Answer #173461 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"9h%5E2+-+6h+%2B+7+=+0\"$
\n" ); document.write( " $\"h+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+\"$
\n" ); document.write( "a,b and c in this formula are the coefficients
\n" ); document.write( "in the general formula:
\n" ); document.write( " $\"ax%5E2+%2B+bx+%2B+c+=+0\"$ (substitute h's for x's)
\n" ); document.write( " $\"a+=+9\"$
\n" ); document.write( " $\"b+=+-6\"$
\n" ); document.write( " $\"c+=+7\"$
\n" ); document.write( " $\"h+=+%28-%28-6%29+%2B-+sqrt%28+%28-6%29%5E2-4%2A9%2A7+%29%29%2F%282%2A9%29+\"$
\n" ); document.write( " $\"h+=+%28+6+%2B-+sqrt%28+36+-+252+%29%29%2F18+\"$
\n" ); document.write( " $\"h+=+%28+6+%2B-+sqrt%28+-216+%29%29%2F18+\"$
\n" ); document.write( " $\"h+=+%28+6+%2B-+sqrt%28+-6%2A36+%29%29%2F18+\"$
\n" ); document.write( " $\"h+=+%28+6+%2B-+6%2Asqrt%28+-6+%29%29%2F18+\"$
\n" ); document.write( " $\"h+=+1%2F3+%2B+sqrt%286%29i%2F3\"$
\n" ); document.write( "and
\n" ); document.write( " $\"h+=+1%2F3+-+sqrt%286%29i%2F3\"$
\n" ); document.write( "( $\"i+=+sqrt%28-1%29\"$ )
\n" ); document.write( " \n" ); document.write( "

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