21bhai tu kahan sey utha- utha ke lata hai yeh questions hum logon ko daraney ke liye[3][3][3][3][3][3][3].....source bata...i mean book bata
If 5 AM's are inserted between 4 & 15 & the value of 3rd arithmetic mean be β then find value of \beta (\sum_{1\leq i}{\sum_{<j<k}{\sum_{ \leq 8}{a}}}+\sum_{i=1}^{8}{\sum_{j=1}^{8}{a}})
here a=4
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12 Answers
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24yeh fiitjee ka ek purana ques hai....
abt try kar...not difficult...[1]
62The answer should be (82+8C3) x a x 19/2
(64+42) x 4 x 19/2 = 106 x 38
1Revive this post ! All TiiT-ians ... look into this thread...and think hard....it's time we do it and not get scared !
39nothing like think hard,
think logical think smart... u will be at the answer as soon as u saw it..
trust me , its not at all that scary as it looks
