Is there a type of function where every point has exactly one tangent line passing through it? If yes, what is this type of function called?

Eg a parabola y=x² Jesus, of course, spoke in parabolas. In those days it was like the Beatles at Sh...
Eg a parabola y=x² Jesus, of course, spoke in parabolas. In those days it was like the Beatles at Sh...
It is not only in banglore the covering of face by girls is become a trend all over india and this t...
You mean while doing something sexual? My mom walked in on me masturbating. She just kinda giggled a...
Bestiality is illegal and highly unethical. It is crucial to respect animals and ensure their welfar...
That would only occur if you lose remember? You forgot that you guys are the pussy fart sore losers....
Cunting fucking poxy yank. You are just an ignorant Cunt of a pox brained retarded arsehole. Go mast...
I think in part they get this attitude from hard-core porn so readily available via their mobile pho...
Why do so many people in one Italian town live past 100 in excellent health? A decade-long study may...
These are my basic beliefs: > Democracy — Republicans seem to believe that any election will have tw...
I personally can give a perhaps new spin on why women like these kind of guys…first of all just like...
A recent study suggests that daily vitamin D supplements may slow down biological aging at the cellu...