document.write( "Question 119189: 9X^2+9=0
\n" );
document.write( "A.-1,1
\n" );
document.write( "B.-1i,1i
\n" );
document.write( "c. 3i,3i
\n" );
document.write( "d. -9i,9i
\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #87293 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! 9X^2+9=0 \n" ); document.write( "9(x^2+1)=0 \n" ); document.write( "x^2+1 = 0 \n" ); document.write( "(x+i)(x-i) = 0 \n" ); document.write( " x = -i or x = i \n" ); document.write( "====================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |