document.write( "Question 642261: solve x for y=0 ..y=2x squared + 1 \n" ); document.write( "
Algebra.Com's Answer #404017 by MathLover1(20849)\"\" \"About 
You can put this solution on YOUR website!
solve \"x\" for \"y=0\" \r
\n" ); document.write( "\n" ); document.write( "\"y=2x%5E2%2B+1\"......plug in \"y=0\" \r
\n" ); document.write( "\n" ); document.write( "\"0=2x%5E2%2B+1\"\r
\n" ); document.write( "\n" ); document.write( "\"-1=2x%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"-1%2F2=x%5E2\"\r
\n" ); document.write( "\n" ); document.write( "\"sqrt%28-1%2F2%29=x\"\r
\n" ); document.write( "\n" ); document.write( "solutions:\r
\n" ); document.write( "\n" ); document.write( "\"sqrt%28-1%2F2%29=x\"...=>..\"sqrt%28-1%29%2Fsqrt%282%29=x\"..=>...\"i%2Fsqrt%282%29=x\"\r
\n" ); document.write( "\n" ); document.write( "\"-sqrt%28-1%2F2%29=x\"..=>...\"-i%2Fsqrt%282%29=x\"
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