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Jan
11
suggested approved edit on Question about divisibility by $3$
Jan
11
suggested approved edit on Computing $999,999\cdot 222,222 + 333,333\cdot 333,334$ by hand.
Jan
10
suggested approved edit on calculate $\lim_{x\rightarrow\frac{\pi}{4}}\frac{\cos2x}{\cos x-\sin x}$
Jan
9
suggested approved edit on Linear Algebra Text Problem
Jan
8
suggested approved edit on Distribution of five people in a car where exactly two can drive
Jan
8
suggested approved edit on Prove that $x = 2$ is the unique solution to $3^x + 4^x = 5^x$ where $x \in \mathbb{R}$
Jan
6
suggested approved edit on I need a lot of questions for mathematics. Algebra to calculus so that I learn by solving.
Dec
28
suggested rejected edit on Calculate limit by subtitution
Dec
28
suggested approved edit on How to find the Laplace transform of $\frac{1-\cos(t)}{t^2}$?
Dec
28
suggested rejected edit on Ratio Problem Technique
Dec
24
suggested approved edit on Explanation of Zagiers Proof for primes of the form $4k+1$
Dec
24
suggested approved edit on Explanation of Zagiers Proof for primes of the form $4k+1$
Dec
22
suggested approved edit on What constitutes an axiom - Spivak Calculus ch. 1
Dec
22
suggested approved edit on Is a counterexample considered a rigorous proof that a property is not true?
Dec
19
suggested approved edit on Inequality involving expectation
Dec
15
suggested approved edit on Math question using matrices
Nov
23
suggested approved edit on How do we compute $50a^2\pmod{30000}$?
Nov
17
suggested approved edit on Concept question.
Nov
17
suggested approved edit on Proof problem: Show that $n^2-1$ is divisible by $8$, if $n$ is an odd positive integer.
Sep
24
suggested approved edit on Prove $\lim\limits_{n \to\infty} a_n =\lim\limits_{n \to\infty} \dfrac{2n-1}{3n+2} = \dfrac{2}{3}$