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...
First off, what the fuck is a “Darwin atheist”? Truth in Genesis, from the good old book itself… if...
You’ve asked two very hard questions. Meaning, here are two very long answers. It doesn’t take long...
• Bhartiya raag based music replaced with rap and sleazy music • Indian dances replaced with cheap s...
Well, for one, you may not see these men as attractive because you may be a heterosexual male or you...
I'd much rather have a nude photo of someone I know than a random porn video. I've had a couple co w...
SaVaNah… In life,theres always ne dude who everyone digs and is a good friend then he gets some time...
Another report reveals Nintendo Switch 2 launch hardware data for the United States and the best-sel...
Democratic voter here. I’m absolutely delighted. Sorry, Ivan, you Putin-fellating corncob, you won’t...
I had a similar experience my puppy was gay so I got him a sex change and now brutis has become brun...
A new study introduces JRT, a modified version of LSD that promotes brain cell growth without trigge...
Socially acceptable? It depends on which bit of society you live in. In Lancaster County, Pennsylvan...