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cgo
  • Member for 7 years, 4 months
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15 votes

Is there another way to solve this integral?

9 votes
Accepted

Sum of an arithmetic progression

5 votes
Accepted

Integration question on $\int \frac{x}{x^2-10x+50} \, dx$

5 votes

taylor expansion of $\sinh(x)$

4 votes
Accepted

Prove that $\frac{1}{\log_{2}{\pi}}+\frac{1}{\log_{\pi}{2}}> 2$

2 votes
Accepted

Absolute Value equations in 2 variables (both x and y ) (a relation based on absolute)

2 votes

Prove that $\lim \limits_{n \to \infty} \frac{x^n}{n!} = 0$, $x \in \Bbb R$.

1 vote

Geometry question on square

1 vote

What is the gradient with respect to a vector $\mathbf x$?

1 vote

explicit formula for the series

1 vote

What are some real-world applications of functional equations?

1 vote

Solve following sum

1 vote
Accepted

Equilibrium Of Forces - Vector Condition

1 vote
Accepted

Root Test for Convergence or Divergence (ln problem)

1 vote

How to identify properties of conic $12x+y^2-6y+45=0$

1 vote
Accepted

Convergence or divergence for infinite series $\sum_{n=1}^{\infty} \frac{(-1)^5(-5)^n}{n5^n}$

0 votes

Sum of first $k$ combinations

0 votes

Flux integral question

0 votes

Limit of a function with two variables

0 votes

Need help with an inverse function

0 votes

$f(x)=x/(x^2+1)$ Deduce that f is not one-to-one. State the range of f。

0 votes

Related Rates Question Concerning Gay Lussac's Law

0 votes
Accepted

Induction Proof and Trigonometric Identities

0 votes

Solve the equation $1-\tan x + \tan^2 x - \tan^3 x + ... = \frac{\tan 2x}{1+\tan2x}$

0 votes

Evaluating $\sqrt{7\sqrt{7\sqrt{7\sqrt{7\,\cdots}}}}$. How can we know $0$ is an extraneous solution?

0 votes

Outward flux of a vector field through a cone

0 votes

Electric Field Ring of Charge Integral

0 votes

Is there a monotonically increasing sequence that is bounded?

-1 votes

Prove $(1 +\frac{ 1}{n}) ^ {n} \ge 2$

-2 votes

Term for similarity transformation which is not a translation