document.write( "Question 187198: How many different four-digit numbers can be formed from the digits 0 through 9 if the first digit must be even and cannot be zero? \n" ); document.write( "
Algebra.Com's Answer #140366 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! How many different four-digit numbers can be formed from the digits 0 through 9 if the first digit must be even and cannot be zero? \n" ); document.write( "----------------------- \n" ); document.write( "# of ways to pick 1st digit: 4 \n" ); document.write( "# of ways to pick each of the 2nd, 3rd, 4th: 10 \n" ); document.write( "---------------------------------- \n" ); document.write( "# of 4-digit numbers satisfying the condition: 4*10^3 = 4000 \n" ); document.write( "================================================================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |