A summation of a series based on the Fibonacci sequence.

What is the lowest value of $m$ if $m>2$ and $m^3-3m^2+2m$ is divisible by $79$ and $83$?

Evaluate $3\int_{0}^{2\pi} \sin(t) \cos(t) \,{\rm d}t$

derivative of the $L^p$-norm with respect to $p$

What is the second derivative of the absolute function $\left|\frac{x+1}{x+2}\right|$?

Five roots of $x^5+x+1=0$ and the value of $\prod_{k=1}^{5} (2+x_k^2)$

Proving $(a^2 + 1)(b ^2 + 1)(c ^2 + 1) ≥ 2(ab + bc + ca)$ where $a,b,c$ are real numbers.

Geometric proof that a Pythagorean triple has a number divisible by $3$?

Replacing improper integral by sum of integrals

Proof of $\lim_{n \to \infty}(1+\frac{1}{n})^n=e$

Working with infinitesimals of the form d(f(x)), for example d(ax), and relating them to dx (integration, delta function)

Is that possible to partition $(\Bbb R,+)$ into 4 additively closed subsets?

Prove that $\triangle ABC=\left(\triangle DEF \cdot \triangle XYZ\right)^{1/2}$

Related