document.write( "Question 474828: If m is an odd integer, which expression always represents an odd integer?\r
\n" );
document.write( "\n" );
document.write( "A) 3^m - 1
\n" );
document.write( "B) (m - 1)/2
\n" );
document.write( "C) (2m - 1)^2
\n" );
document.write( "D) (m + 1)^2
\n" );
document.write( "E) m^2 + 2m + 1\r
\n" );
document.write( "\n" );
document.write( "Please explain how I could approach and solve this, thanks! \n" );
document.write( "
Algebra.Com's Answer #325798 by richard1234(7193)![]() ![]() You can put this solution on YOUR website! Choice C, because (2m - 1) is odd, so (2m - 1)^2 will always be odd. \n" ); document.write( " |