Calculate the number of different ways in which six-digit numbers can be formed using the digits 0, 1, 2, 3, 4, 5: a) Without repetition, assuming that a number cannot begin with 0 b) With repetition, assuming a number cannot begin with 0
Calculate the number of different ways in which six-digit numbers can be formed using the digits 0, 1, 2, 3, 4, 5: a) Without repetition, assuming that a number cannot begin with 0 b) With repetition, assuming a number cannot begin with 0
Answers (1)
a) Number of different ways in which six-digit numbers can be form without repetation = 5x5x4x3x2x1= 600
b) Number of different ways in which six-digit numbers can be form with repetation = 5x6x6x6x6x6= 38880