document.write( "Question 307275: if n is an odd integer, which expression always represents an odd integer?
\n" ); document.write( "
\n" ); document.write( "(A) (2n - 1)^2
\n" ); document.write( "(B) n^2 + 2n + 1
\n" ); document.write( "(C) (n - 1)^2
\n" ); document.write( "(D) (n + 1)/2
\n" ); document.write( "(E) 3n + 1
\n" ); document.write( "
\n" ); document.write( "

Algebra.Com's Answer #219848 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
if n is an odd integer, which expression always represents an odd integer?\r
\n" ); document.write( "\n" ); document.write( "(A) (2n - 1)^2
\n" ); document.write( "Odd
\n" ); document.write( "(B) n^2 + 2n + 1
\n" ); document.write( "Even
\n" ); document.write( "(C) (n - 1)^2
\n" ); document.write( "Even
\n" ); document.write( "(D) (n + 1)/2
\n" ); document.write( "Odd or Even
\n" ); document.write( "(E) 3n + 1
\n" ); document.write( "Even
\n" ); document.write( "--------
\n" ); document.write( "Only A is always odd, even if n is even.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "
\n" );