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Apr
14
revised Prove that $3^x$ divides $(3x)!\,\,\,\, \forall x \ge 1$
added 17 characters in body; edited title
Apr
14
revised Show that $\int_{C} \frac{e^{az}}{\sin(\pi z)} \,dz \rightarrow 0 \quad as \quad R \rightarrow \infty$
added 3 characters in body; edited title
Mar
29
revised Show $\mathbb {R}[x,y]/(y^2-x, y-x)$ is not an integral domain
edited title
Mar
23
reviewed Approve What is the dimension for the following basis?
Mar
13
revised Find a basis for $p(1) + p(3) = 0$
added 6 characters in body
Mar
11
awarded  Popular Question
Mar
10
reviewed Approve Find $\lim_{(x,y) \to (0,0)} \frac{\tan(x^3+y^3)}{\sin(x^2+y^2)}$
Mar
6
comment How to find the length of the shortest path?
Thanks a lot for your explanation. Got it..
Mar
5
asked How to find the length of the shortest path?
Jan
28
accepted How many non-negative integers less than $10000$ are there such that…
Jan
28
revised How many non-negative integers less than $10000$ are there such that…
edited body
Jan
28
revised How many non-negative integers less than $10000$ are there such that…
added 93 characters in body
Jan
28
revised How many non-negative integers less than $10000$ are there such that…
added 93 characters in body
Jan
28
asked How many non-negative integers less than $10000$ are there such that…
Jan
28
accepted An object is placed in front of a plane mirror of length $L$ …
Jan
20
awarded  Popular Question
Jan
16
reviewed No Action Needed Translating an equation from multiplicative to additive form
Jan
15
comment Check whether the following series is convergent/divergent
Thanks a lot sir for your time. But what about the second problem ? Is it ok ?
Jan
15
accepted Check whether the following series is convergent/divergent
Jan
15
asked Check whether the following series is convergent/divergent