Recent content by thewoodpecker

Hi, thanks for the reply. Would it be correct if i say the two points are infinitely close to each other so we can view at these two points as one point? The distance between them is infinitely small. Thanks for help.

Hi, thanks for the reply. Please if someone see something wrong in my statement, correct it.

Hello I know that the definition of a derivative at given point is the limit of the difference quotient as Δx goes to zero. I just want to be sure, that I have understood it right. So i have this question.Is the derivative at a given point is the ratio of change of dependent variable and...