document.write( "Question 439411: Find the Cartesian product or cardinal number as requested.
\n" ); document.write( "
\n" ); document.write( "n(A × B) = 90
\n" ); document.write( "n(A) = 10
\n" ); document.write( "Find n(B). \r
\n" ); document.write( "\n" ); document.write( "thank you \n" ); document.write( "

Algebra.Com's Answer #303642 by shantalboodram(15) $\"\"$ $\"About$

You can put this solution on YOUR website!
n(A x B) = n(A) x n(B)
\n" ); document.write( "n(A) = 10
\n" ); document.write( "therefore 10 x n(B) = 90
\n" ); document.write( "hence n(B) = 90/10 = 9 \n" ); document.write( "

\n" );