document.write( "Question 481963: planes p and r intersect in l \n" ); document.write( "
Algebra.Com's Answer #329978 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Ans: line if the planes are not parallel.
\n" ); document.write( "------------
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "
\n" );