document.write( "Question 1145193: how many such telephone numbers are there all together \n" ); document.write( "
Algebra.Com's Answer #766433 by ikleyn(52781)![]() ![]() You can put this solution on YOUR website! .\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "You missed the beginning of the problem formulation, which is, probably, in the other side of the page . . . \r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |