shubhamsrg
 Name:
 shubham raj
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 B.E. 2nd year student, pursuing CSE
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0 
Questions Asked

shubhamsrg:
Group Title
(sqrt2^(sqrt2^(sqrt2....))))=x
Solving it via conventional method yields x=2 and 4.
How do I find out which one it is ?
 updated 9 months ago
 5 replies
 1 Medal
Mathematics

shubhamsrg:
Group Title
Another Bump :
n (> 1) lotus leafs are arranged in a circle. A frog jumps from a particular leaf by the following rule: It always moves cloc…
 updated 9 months ago
 170 replies
 9 Medals
Mathematics

shubhamsrg:
Group Title
How do I calculate the height of water level from the ground kept in a cylinder kept at some angle theta from the ground?
Given that heig…
 updated 11 months ago
 12 replies
 1 Medal
Mathematics

shubhamsrg:
Group Title
I am trying to generate this pattern on 'c' or 'c++' but I am unable to grasp the logic. Any advice?
1,11,21,1211,111221,312211,......
…
 updated one year ago
 23 replies
 3 Medals
Mathematics

shubhamsrg:
Group Title
probability question:
this question is based on a famous card magic trick in which the probability of any 2 cards(king and ace ; seven and …
 updated one year ago
 20 replies
 No Medals Yet
Mathematics

shubhamsrg:
Group Title
Arrange 8 pieces on an 8x8 board such that no two pieces are on the same horizontal line, vertical line or diagonal line.
I have found few…
 updated one year ago
 10 replies
 2 Medals
Mathematics

shubhamsrg:
Group Title
1000 people are standing in a circle, each has a name , 1,2,.. to 1000. 2 is on the right of 1, 3 on the right of 2 .. and so on, and finall…
 updated one year ago
 55 replies
 4 Medals
Mathematics

shubhamsrg:
Group Title
Can anyone explain to me graph of
sin^1 (sinx)
from x = 0 to 5pi/2 ?
 updated one year ago
 20 replies
 4 Medals
Mathematics

shubhamsrg:
Group Title
why isn't 11 called ontyone ?
 updated one year ago
 10 replies
 3 Medals
Mathematics

shubhamsrg:
Group Title
Answer revealed at the end
FUN question :…
 updated one year ago
 36 replies
 9 Medals
Mathematics

shubhamsrg:
Group Title
p(x) is a polynomial with real coefficients such that for some positive real numbers c,d and for all natural numbers n, we have
c n^3 <…
 updated one year ago
 7 replies
 1 Medal
Mathematics

shubhamsrg:
Group Title
how do i prove
n^4 + 4^n is never prime for n>1
 updated one year ago
 25 replies
 3 Medals
Mathematics

shubhamsrg:
Group Title
0< a,b,c <1
if a+b+c=2
…
 updated one year ago
 6 replies
 1 Medal
Mathematics

shubhamsrg:
Group Title
limit question :
lim n>inf ( (a1)^n + (a2)^n + ... (ar)^n )^(1/n)…
 updated one year ago
 27 replies
 3 Medals
Mathematics

shubhamsrg:
Group Title
x,y,z are non zero real numbers. a,b,c are complex numbers such that a = b = c =1 .
If x+y+z = 0 = ax + by + cz , how do I prove a=b=…
 updated one year ago
 4 replies
 1 Medal
Mathematics

shubhamsrg:
Group Title
A man standing at a point P on a flat plane starts walking. At each step, he walks exactly 1 foot in one of the directions N,S,E or W. Suppo…
 updated one year ago
 55 replies
 8 Medals
Mathematics

shubhamsrg:
Group Title
finding 100th digit after the decimal place of
( 2 + sqrt5)^500
…
 updated one year ago
 18 replies
 No Medals Yet
Mathematics

shubhamsrg:
Group Title
prove that :
C(2n,n) / 4^n <= 1/sqrt(3n +1)
 updated one year ago
 36 replies
 1 Medal
Mathematics

shubhamsrg:
Group Title
What is the maximum area of a rectangle that can be inscribed in a triangle of area S ?
 updated one year ago
 15 replies
 1 Medal
Mathematics

shubhamsrg:
Group Title
summation (1 /(n^3 n) )
from n=2 to infinity
 updated one year ago
 20 replies
 3 Medals
Mathematics

shubhamsrg:
Group Title
Answer has been revealed right at the bottom of the page.
Sill in cases you'd want to try it, do not scroll down, simply message me the answ…
 updated one year ago
 101 replies
 9 Medals
Mathematics

shubhamsrg:
Group Title
Why don't we have "polls" in openstudy ?
Won't it be interesting, shouldn't we have one ?
 updated one year ago
 5 replies
 2 Medals
Mathematics

shubhamsrg:
Group Title
Who is the most irritating person on OS ?
1) @goformit100 …
 updated 7 months ago
 47 replies
 10 Medals
Mathematics

shubhamsrg:
Group Title
We are given areas of [MPB] , [NPC] and [PBC], then how to find area of triangle [ABC] ?
 updated one year ago
 39 replies
 3 Medals
Mathematics

shubhamsrg:
Group Title
I probably have the correct number of favorable outcomes for this, but can anyone tell me what should be the sample space ?
 updated one year ago
 38 replies
 3 Medals
Mathematics

shubhamsrg:
Group Title
Please have a look at this geometry question. In the mean time, I am posting my attempt.
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

shubhamsrg:
Group Title
How are your boards going ?
 updated one year ago
 6 replies
 2 Medals
Mathematics

shubhamsrg:
Group Title
Time pass ques:
Use 5 zeroes with any mathematical functions to arrive at 14.…
 updated one year ago
 18 replies
 2 Medals
Mathematics

shubhamsrg:
Group Title
Time pass ques:
1 _ 2 _ 3 _ 4 _ 5 _ 6 _ 7 _ 8 _ 9 = 100…
 updated one year ago
 14 replies
 2 Medals
Mathematics

shubhamsrg:
Group Title
Time pass ques:
1) Use only 5 zeroes with any mathematical operations so as to arrive at 120.
2) Use only 4 zeroes with any mathematical op…
 updated one year ago
 16 replies
 2 Medals
Mathematics
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