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I was born to answer lhfs.


Nov
18
revised Can anyone explain why $a^{b^c} = a^{(b^c)} \neq (a^b)^c = a^{(bc)}$
added 34 characters in body
Nov
18
answered Why does $16^{1/3} = 2^{4/3}$
Nov
18
comment Can anyone explain why $a^{b^c} = a^{(b^c)} \neq (a^b)^c = a^{(bc)}$
@amWhy: Heh... more improvement now.
Nov
18
revised Can anyone explain why $a^{b^c} = a^{(b^c)} \neq (a^b)^c = a^{(bc)}$
A lot of improvement.
Nov
18
answered Can anyone explain why $a^{b^c} = a^{(b^c)} \neq (a^b)^c = a^{(bc)}$
Nov
17
comment Concept question.
Yes. That's right!
Nov
17
comment Concept question.
Welcome to Math.SE! Please, from the next time, target specific questions. Thanks!
Nov
17
answered Concept question.
Nov
17
revised Concept question.
Grammar; formatting
Nov
17
suggested approved edit on Concept question.
Nov
17
answered i need your help to answer my proof by contradiction
Nov
17
awarded  Organizer
Nov
17
revised Proof problem: Show that $n^2-1$ is divisible by $8$, if $n$ is an odd positive integer.
Not an arithmetic question in its entirety---only the fundamental concepts are related to arithmetic; fixed grammar.
Nov
17
suggested approved edit on Proof problem: Show that $n^2-1$ is divisible by $8$, if $n$ is an odd positive integer.
Nov
17
answered Proof problem: Show that $n^2-1$ is divisible by $8$, if $n$ is an odd positive integer.
Nov
11
comment What is the coefficient of the $x^3$ term in the expansion of $(x^2+x-5)^7$ (See details)?
@Limitless: BTW, the thing we are doing—evaluating $a$ at $0$—has a special name: Maclaurin Series. It's just another derivative of the Taylor Series. - Parth
Oct
21
comment What step is wrong?
I wonder why the most common questions can't be researched on [a search engine] before being asked.
Oct
21
answered What step is wrong?
Oct
2
answered How to solve for $x$ in $\frac{200}{x+10} = \frac{200}{x} -1$?
Sep
26
comment Difference between “sq km” and “km sq”
Heh, you're a lifesaver.