Question
Find the no. of non negative integral solutions of: x1+x2+x3=15.
Answer: Option C
:
C
Non negative integral solutions means x1,x2,x3≥0
This is also a "similar to different” type of question.
Applying 0's and 1's method:
Total no. of ways =17!2!15!. Hence option (c) is the correct answer.
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:
C
Non negative integral solutions means x1,x2,x3≥0
This is also a "similar to different” type of question.
Applying 0's and 1's method:
Total no. of ways =17!2!15!. Hence option (c) is the correct answer.
Was this answer helpful ?
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