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May
28
reviewed Leave Open What is the probability of covering all $6$ faces of a die after rolling it $14$ times or less?
May
25
reviewed Leave Open Why this representation of circle is valid?
Feb
26
reviewed Approve Proof of the product rule. Trick. Add and subtract the same term.
Feb
8
reviewed Approve Very simple partial differential equation
Feb
6
reviewed Approve Generating Alternating Groups
Feb
3
reviewed Approve Proof: If $a\mid b$ and $b\mid c$, then $a\mid c$
Feb
3
reviewed Approve Finding $r''(t)=a+tb$
Feb
3
reviewed Approve Using Lagrange multipliers to maximize function
Feb
3
reviewed Reject Chinese remainder theorem with squares
Feb
3
reviewed Approve why is this the partial solution?
Feb
2
reviewed Approve Solving a particular trigonometric equation
Feb
2
reviewed Reject Help with Derivative
Feb
2
reviewed Approve Finding second derivative for $(a\times tb)\times (a+t^2b)$
Jan
24
reviewed Leave Open Axiom of Completeness for set of integers
Jan
24
reviewed Leave Open How often should math students take day breaks and longer breaks or vacations? Any research?
Jan
11
reviewed Leave Closed How come mathematics is applicable to the real world?
Jan
11
reviewed Close $M$ and $N$ are matrices that satisfy $MNMN=0$,what can we say about $NMNM$.
Jan
11
reviewed Looks OK Isolate y in this equation: $y ^ 2 + y = x$
Jan
11
reviewed Leave Closed Would a three-space vector with equal components always have 45 degree angles?
Jan
11
reviewed Leave Open Reference Request, Random Walk