Notable Question - Badge - Mathematics Stack Exchange

Notable Question

Question with 2,500 views. This badge can be awarded multiple times.

Frank

2,7281 gold badge21 silver badges32 bronze badges

earned this badge 7 times.

The arithmetic progression $ a, a+b, a+2b, a+3b,\dots $ has $k$ consecutive composites

Awarded Sep 19 at 9:51

How many triangles in picture

Awarded Oct 19, 2018 at 11:50

Proving:$\tan(20^{\circ})\cdot \tan(30^{\circ}) \cdot \tan(40^{\circ})=\tan(10^{\circ})$

Awarded Oct 9, 2018 at 18:55

Finding the area of the shaded square inside a square created by connecting point-opposite midpoint [closed]

Awarded Nov 17, 2017 at 23:20

How many positive, three-digit integers contain at least one $3$

Awarded Oct 19, 2017 at 4:27

Evaluating $\int(2x^2+1)e^{x^2}dx$

Awarded Jul 12, 2017 at 22:09

Integral:$ \int^\infty_{-\infty}\frac{\ln(x^{2}+1)}{x^{2}+1}dx $

Awarded Oct 23, 2016 at 17:59

Others with this badge