document.write( "Question 252195: how do get the answer of p^2+2p-5=0 using the quadratic formula? \n" ); document.write( "
Algebra.Com's Answer #183989 by drk(1908)\"\" \"About 
You can put this solution on YOUR website!
The quadratic formula is\r
\n" ); document.write( "\n" ); document.write( "\"-b+%2B-sqrt%28b%5E2-4%2Aa%2Ac%29%29\"/\"%282%2Aa%29\"\r
\n" ); document.write( "\n" ); document.write( "Looking at your equation of \"p%5E2%2B2p-5+=+0\"\r
\n" ); document.write( "\n" ); document.write( "we can see that a = 1, b = 2 and c= -5. Don't forget the signs.\r
\n" ); document.write( "\n" ); document.write( "PLug these into the quadratic and you get\r
\n" ); document.write( "\n" ); document.write( "-2 +- sqrt(4 - 4*1*-5) / 2(1)\r
\n" ); document.write( "\n" ); document.write( "(-2 +- sqrt(24))/2\r
\n" ); document.write( "\n" ); document.write( "(-2 +- 2sqrt(6)) / 2\r
\n" ); document.write( "\n" ); document.write( "-1 +- sqrt(6)
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