document.write( "Question 977541: How can I solve for the value(s) of the variable of 2s^2-98=0?
\n" ); document.write( " \n" ); document.write( "

Algebra.Com's Answer #599074 by Edwin McCravy(20055) $\"\"$ $\"About$

You can put this solution on YOUR website!
How can I solve for the value(s) of the variable of 2s^2-98=0?
\n" ); document.write( "

\r\n" );
document.write( "Either of two ways:\r\n" );
document.write( "\r\n" );
document.write( "First way:\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Divide both sides by 2:\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Factor the left side as the difference of squares:\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Use the zero-factor principle:\r\n" );
document.write( "\r\n" );
document.write( "; \r\n" );
document.write( "  ;    ;\r\n" );
document.write( "\r\n" );
document.write( "----------------\r\n" );
document.write( "\r\n" );
document.write( "Second way:\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Add +98 to both sides:\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Divide both sides by 2:\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Use the principle of square roots:\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Either way, the values of the variable s are 7 and -7.\r\n" );
document.write( "\r\n" );
document.write( "\r\n" );
document.write( "Edwin

\n" ); document.write( "

\n" );