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...
Astronomers have discovered a new class of bright, long-lasting cosmic explosions that offer a new p...
For overall well being of yourself - physically , mentally , spiritually. I know , I know. I’m back...
Question: Why do some people dislike Gilmore girls? Depends upon the people, doesn’t it? Why didn’t...
What….there are positions & assignments in basketball. I can't stand this nonsense. But Michael Jor...
Hazel Scott: The Disappearance of Miss Scott is a documentary film which premiered on US television...
What are some signs that someone may be being stalked by an organization or secret society? How can...
If you are talking like late night -masturbate(I mean this one goes for pretty much everyone even ad...
My guess is that she probably heard it from someone at school or somewhere on the internet Firstly,...
If we did nothing but watch news all day at my place— 1-Morning Joe — The 24-hour period begins at 5...
Is it sinful for Christians to look at beautiful women? In Bible , Matthew 5:28 appears to say that...