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If 4- horses participate in race. The nu...

If `4-` horses participate in race. The number of ways in which they can go through finish line is `alpha` (Dead heat is possible), then

A

`[(alpha)/6]=12`

B

`[(alpha+1)/10]=7`

C

`[100/(alpha)]=2`

D

`(alpha)/12=beta, beta epsilon I`

Text Solution

Verified by Experts

The correct Answer is:
A, B
`1+.^(4)C_(1)xx2+(|__4)/(|__2|__2|__2)xx|__2+(|__4xx|__3)/(|__2|__1|__1|__2)+|__4=75`
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