Solution1

Solution1 - STAT430 Summer 2009 Hui Nie STAT 430 Solution 1...

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STAT430 Summer 2009 Hui Nie STAT 430 Solution 1 Page 16 1. (a) 25 26 *10 67600000 = (b) 26*25*10*9*8*7*6=19656000 3. 20! 7. (a) 6!=720 (b) 2*3!*3!=72 (c) 4!*3!=144 (d) 2*3!*3!=72 9. 12 6 2 1 27720 64 1 1 ⎛⎞ = ⎜⎟ ⎝⎠ 10. (a) 8!=40320 (b) 2*7!=10080 (c) 2*4!*4!=1152 (d) 4!*5!=2880 (e) 4!*2*2*2*2=384 21. 7 35 4 = 22. 43 18 22 = Page 50 3. {(1,2),(1,4),(1,6),(2,1),(4,1),(6,1)} EF = {(1,1),(1,2),(1,3),(1,4),(1,5),(1,6),(2,1),(3,1),(4,1),(5,1),(6,1), (2,3),(2,5),(3,2),(3,4),(3,6),(4,3),(4,5),(5,2),(5,4),(5,6),(6,3),(6,5)}
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Solution1 - STAT430 Summer 2009 Hui Nie STAT 430 Solution 1...

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