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Find the number of positive integral solution of abc=30 ? i) 27 ii)81 iii)243 (Ans : 243) plzz xplain !!!!!!

Find the number of positive integral solution of abc=30 ?


i) 27 ii)81 iii)243


(Ans : 243)


plzz xplain !!!!!!

Grade:Upto college level

2 Answers

bhanuveer danduboyina
95 Points
10 years ago

Use multinomial theorem

bhavin gupta
24 Points
3 years ago
1*30*1=3 ways
2*5*3=3ways
6*5*1=3ways
15*2*1=3ways
10*3*1=3ways
 
so total=3*3*3*3*3=243
 
i hope this is right
this is the way i found the answer

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