document.write( "Question 624063: how many different codes of 4 digits are possible if the first digit must be 3,4, or 5 and if the code may not end in 0? \n" ); document.write( "
Algebra.Com's Answer #392513 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! how many different codes of 4 digits are possible if the first digit must be 3,4, or 5 and if the code may not end in 0? \n" ); document.write( "--------- \n" ); document.write( "3*10*10*9\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |