document.write( "Question 447059: Please help me solve this problem: 5a^2-15 \n" ); document.write( "
Algebra.Com's Answer #307808 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
\"5a%5E2-15=0\"\r
\n" ); document.write( "\n" ); document.write( "\"5a%5E2=15\"\r
\n" ); document.write( "\n" ); document.write( "\"5a%5E2%2F5=15%2F5\"\r
\n" ); document.write( "\n" ); document.write( "\"a%5E2=3\"\r
\n" ); document.write( "\n" ); document.write( "\"a\"=+-\"sqrt%283%29\"\r
\n" ); document.write( "\n" ); document.write( "\"a=1.73\" or \"a=-1.73\"
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