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 may take decades before we find out what really happens in black holes."
I think every man likes breasts. And if the it's a known girl he will be more attracted to that, may...
A threesome with two big fat ass huge tits big pussy sluts who will do anything that he wants them t...
Yup! 1978 I was under “daylight” driving restrictions (in one year I would be eligible for a regular...
Well, I'll get my opinion on this because I'm on the treadmill and I need something to do and I don'...
Hello, So, I’ve been reading peoples answers because I’ve been feeling anxious about this situation....
After WW2 the military down sized We were soft, pussy whipped at the start of the Korean War 2006-01...
Long answer apology! Aside from telling me she hated me and wished I would die, as a child, fast for...
Rock With You - Michael Jackson Why You Wanna Treat Me So Bad? - Prince You Are The Sunshine Of My L...
These are some prime examples of bible gibberish… I AM THE LORD! — THE HOLE-Y BIBLE’S MOST BIZARRE V...
“Schizophrenia” isn’t a mental illness it’s a spiritual battle. A battle outlined by Job 1,000’s of...