document.write( "Question 375385: a 4 symbol password is to be formed with one letter and three digits. how many such passwords are there? \n" ); document.write( "
Algebra.Com's Answer #266946 by Alan3354(69443)\"\" \"About 
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Is it case sensitive? That is, is Q different from q ?
\n" ); document.write( "If so, there are 52 letters. If not, there are 26.
\n" ); document.write( "The combinations = L*10*10*10 = 1000*L
\n" ); document.write( "If it's case sensitive = 52000
\n" ); document.write( "If not = 26000
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