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Adhvaitha

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42
How to know if a term is divisible by 10
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21
Infinite Series $\sum 1/(n(n+1))$
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11
Say $f : \mathbb{R} \to \mathbb{R}$ is continuous and $f(x) \to 0$ as $x \to \pm\infty$. Show $f$ is uniformly continuous.
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11
Square root of a divergent series diverges.
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11
Circle radius as variable
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10
"Honest" introductory real analysis book
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9
Just How Strong is Associativity?
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9
Evaluate $\int_0^1 \frac{x^k-1}{\ln x}dx $ using high school techniques
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9
Covergence test of $\sum_{n\geq 1}{\frac{|\sin n|}{n}}$
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8
Find $\lim _{n\to \infty }\left(\frac{1}{n^2+1}+\frac{1}{n^2+2}+...+\frac{1}{n^2+n}\right)$
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8
Can product of two singular matrices be invertible?
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8
How many even 3 digit numbers contain at least one 7.
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8
Evaluate $\int_0^{\infty} \frac{\log x }{(x-1)\sqrt{x}}dx$ (solution verification)
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8
$\frac{1}{x^2} \int xe^x dx$ without using integration by parts
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8
Evaluating $\int_0^1 x \tan(\pi x) \log(\sin(\pi x))dx$
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8
Evaluate $\int_{0}^{\frac{\pi}{2}} \frac{\sin^2 nx}{\sin x} \text{d}x$
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7
Proof using exhaustion $n^4 - 1$ is divisible by $5$ where $n$ is not divisible by $5$.
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7
evaluate $\lim(1+3x)^{(1/2x)}$.
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7
Is there a clean way to derive the gradient of $x^TAx$? i.e. $\nabla_xx^TAx$?
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7
Proof if $AB+BA=0$ Then atleast one of the matrices are singular.
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6
can have solution of $x^4-3x^3+2x^2-3x+1=0$ using only high school methods
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6
Trigonometric substitution in the integral $\int x^2 (1-x^2)^{\frac{9}{2}} \ \mathrm dx$
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6
If $\sum{a_n}$ converges then does $\sum{(a_n)^2}$ converge where $a_n \ge 0$ for all $n$
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6
Proof that $ \forall x,y \in \mathbb{R} \qquad x^2+y^2+(x-1)(y-1)>0 $
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6
How to prove $n < \left(1+\frac{1}{\sqrt{n}}\right)^n$
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6
If $a+1/a$ is an integer, then so is $a^t+1/a^t$ for $t\in\mathbb N$
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6
show that if $2^n -1$ is prime than n is also prime
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6
prove $\sum \frac{x^n}{1+x^{2n}}$ converges
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5
(Calculus) Integrating with powers of dx
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5
Combinations of pizza toppings with at least one vegetable and at least one meat.
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