1.

An 8 sided fair dice is rolled twice and the product of the two numbers obtained when the dice is rolled two times is calculated

Answer»

Answer:

Step-by-step explanation:

Since dice are identical so number of arrangements are POSSIBLE like 2,3,4,5,6,1 and 1,3,2,4,5,6 will be considered as same outcome.

So number of possible outcome is simply the number of terms in the expansion of (x+x  

2

+x  

3

+x  

4

+x  

5

+x  

6

)  

n

.

That is  

n+6−1

C  

6−1

​  

 

The possible OUTCOMES after rolling n identical dice equivalent to  

n+5

C  

5

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