Messages posted by Oppurtunity1

Sastra placements are really good.

lots of companies keep coming for nearly

5 months during the placement time.

hi thanks a lot

wats PEC by the way?

PEC university in chandigarh or pondicherry univ?

using state rank PEC is possibe?

other private institutions thru state rank in TN possible?

thank a lot

HEY DUKE

from TAMILNADU

state rank is 904

chances of getting into NIT,TRICHY?

STATE IS FOR GETTIN INTO ONLY STATE NITs?

not other private institutions or IIIT?

my friend query-

"hi from TAMILNADU

state rank is 904

AIR is 80000

can i get into colleges thru my STATE RANK ?"

around 26000

thank u so much for ur replies....i have uploaded it properly now....

Problem 1

Using proper combinatorial argument prove

C(n+r+1, r) = summation from j=0 to j=r {C(n+j, j)}

Where C(n,r) = n!/ r!(n-r)!

Problem 2

Find a closed formula for

S(subscript n) = summation k=1 to k=n {{C(n,k)} (k square)}

Use combinatorics.

Problem 3

Prove the inequality

Given: (x>y>0)

square root (xy) < {(x-y) / (lnx - lny)} <{(x+y)/2}

Problem 4

How many spheres are needed to shield a point source of light?

Problem 5

a) Prove that the following equation has no solution in positive integer

x square+y square +z square +u square = 2xyzu

b) In a triangle with sides a, b, c it is known that ab + bc + ca = 12. Between which bounds does the perimeter lie?

Problem 6

A student has sleeping habit as follows:

If he sleeps on a particular night sleep to next night has chance to sleep is 0.6. If he does not sleep the night the probability

that to sleep the next night is 0.9. In the long run how many % of night the student is likely to sleep?

yes.......it seems.......!

5 matters

solid

liquid

gas

bose einstein condensate

plasma

particle which obey bose einstein condensate are called bosons eg. higgs boson

sun core is plasma

ya........witty!!!!!!

hi......dream_iit...........thanx for ur opinion ya.....it was the hottest topic few days bak.......now its hot

ppl have voiced out their views in the hindu nwspaper bout how the rising priss have made them

look out for loans and credit card...........and parents r feelin it wd be better if their children can read

widout the aid of coachin classes as it will bring a big financial constaint on them...............

this s stll haunin.......more than anyboy else...........the middle classes...........

few r excellent......

looks good....!!!

9.4

plz eexcuse me now cuz i m bisy!

haha.....

wigglypiggly.........!!!!!!!!

hey.....all......u may find me too involved in share market.......

but....i ve always compared with the life curve or sin x curve.......

if u do the market watch.........for sometime, more relevant

than a sin x curve this may be, u may get the points increasin...

ppl make both profit and loss...................

for the other times the points probably decreasin.......ppl

make both profit and loss.............!!!!!

this s absolutely true...........!!!!chk out.....!!!

"so take the ups n downs like in a share market........"

ha.....so many things goin on in the world amidst the share market's

nifty index surge...............??????

i m belated and ve gained 4ledge by all o' ur repies.......

cant say how much i owe all o' u frnds........!!!!!

hope there are lots more news to discuss.........keep sharing.......!!!!!

Change is inevitable......may come anytime.....ups downs.......adopt urself.......

hey rr is offline i guess........lets ask rr tomorrow........!!!!!!!!!!

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