The radius of curvature of a curve $y=f(x)$ is given by $\rho=\frac{(1+(\frac{dy}{dx})^2)^{\frac{3}{2}}}{\frac{d^2y}{dx^2}}$. I know this formula.Its deri...

When playing multiplayer mode I have trouble knocking down cars, the guide says hit from rear or sides, but there seems to be some tricks / conditions to ...

I've arrived at the point in The Zodiac Age's story where I'm beginning the materials grind for the Tournesol, a powerful greatsword. One o...

If you engineer a module and then decide to sell it or upgrade it will it be worth more than its stock value?

I have just finished the Pharos tower at Ridorana where you must fight Gabranth, Famfrit and Dr. Cid. My party is currently at an average level of 48. I a...

Somehow I went through my otherwise-pretty-complete Mass Effect 3 playthrough without managing to run in to Kelly Chambers. I did import a save from Mass ...

I know where one of my floating islands is, but the eater of souls knock me off of my tower. What is the easiest way to get up to it?

I started playing War Thunder recently and heard bombers where vital to winning, but it seems to me that the only way bombers can help win is to either ta...

I've heard some European folks refer to certain shooters as "Ego Shooters". Primarily in reference to first-person shooters, but I've since hear...

When I walk near the train station there is a notice board. Almost every time, sitting atop it, is a yellow bird that will fly away when I get close. Is t...