document.write( "Question 41913: solve\r
\n" );
document.write( "\n" );
document.write( "2x^3-10x^2=0
\n" );
document.write( "show work \n" );
document.write( "
Algebra.Com's Answer #27036 by tutorcecilia(2152)![]() ![]() You can put this solution on YOUR website! Factor the polynomial: \n" ); document.write( "(2x^2)(x-5)=0 \n" ); document.write( "Set each factor equal to zero and solve for x: \n" ); document.write( "2x^2=0 \n" ); document.write( ". \n" ); document.write( "2x^2/2=0/2 \n" ); document.write( "x^2=0 \n" ); document.write( "sqrt(x^2)=sqrt(0) \n" ); document.write( "x=0 \n" ); document.write( ". \n" ); document.write( "(x-5)=0 \n" ); document.write( "x=5 \n" ); document.write( ". \n" ); document.write( "Possible solution set for x = {0, 5} \n" ); document.write( "Check by plugging each value back into the original problem: \n" ); document.write( "2x^3-10x^2=0 \n" ); document.write( "2(0)^3-10(0)^2=0 \n" ); document.write( "0 = 0 \n" ); document.write( ". \n" ); document.write( "2x^3-10x^2=0 \n" ); document.write( "2(5)^3-10(5)^2=0 \n" ); document.write( "250 - 250 = 0 \n" ); document.write( "0 = 0 \n" ); document.write( "Each solution checks out! \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |