document.write( "Question 548883: How many different license plates are possible if a state uses two letters followed by a four-digit integer (leading zeros are permissible and the letters and digits can be repeated)? \n" ); document.write( "
Algebra.Com's Answer #357357 by mathie123(224) ![]() You can put this solution on YOUR website! Since ORDER MATTERS, we are dealing with a permutation \r \n" ); document.write( "\n" ); document.write( "for the first letter we have 26 choices. \n" ); document.write( "For the second letter we have 26 choices( since we can repeat letters) \n" ); document.write( "For the first number, we have 10 choices. \n" ); document.write( "For the second number we have 10 choices. \n" ); document.write( "For the third number, we have 10 choices. \n" ); document.write( "and for the fourth number we have 10 choices. \r \n" ); document.write( "\n" ); document.write( "Using the product rule, there are \n" ); document.write( " |