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May
22
awarded  Popular Question
May
21
awarded  Nice Question
May
21
accepted Why doesn't integrating the area of the square give the volume of the cube?
May
21
comment Why doesn't integrating the area of the square give the volume of the cube?
Yessss, it's clear now $\int\limits_0^x {{x^2}} dz = \left[ {{x^2}z} \right]_0^x = {x^2}(x) = {x^{^3}}$. Thank you again :)!!
May
21
comment Why doesn't integrating the area of the square give the volume of the cube?
Thank you, but how to solve this integral?
May
21
awarded  Editor
May
21
revised Why doesn't integrating the area of the square give the volume of the cube?
[Edit removed during grace period]
May
21
asked Why doesn't integrating the area of the square give the volume of the cube?
Dec
30
awarded  Supporter
Dec
30
accepted Solving $xe^{-x}+2e^{-x}=0$
Dec
30
asked Solving $xe^{-x}+2e^{-x}=0$
Dec
26
comment Proof that $B \land ( B \lor C) = B$?
I thought about it but, unfortunately, the teacher said that using truth table isn't acceptable.
Dec
26
awarded  Scholar
Dec
26
accepted Proof that $B \land ( B \lor C) = B$?
Dec
26
revised Proof that $B \land ( B \lor C) = B$?
edited tags
Dec
26
awarded  Custodian
Dec
26
reviewed Reject suggested edit on Proof that $B \land ( B \lor C) = B$?
Dec
26
awarded  Student
Dec
26
comment Proof that $B \land ( B \lor C) = B$?
@Dennis Gulko: Thank you, I fixed it.
Dec
26
asked Proof that $B \land ( B \lor C) = B$?