14 questions linked to/from sliding a tangent line along a curve
86 views

How to shorten the length of the tangent line

I have all the equations down to manipulate the tangent line on the graph... but the tangent line is too long, what would be the best way to shorten it? ...
118 views

How do I draw a function along with a particular tangent line at a specific point? [duplicate]

I would like to draw a function (x/x^2+1), and at a certain point, i'd like to draw a dot along with the tangent line at that specific point. what I have tried is the following: ...
96 views

Sliding a tangent along a curve [duplicate]

I am having a difficult time making my Manipulate show what I want in the CDF player. I want to show a tangent sliding along any curve ...
97 views

Plot of differential equations?

y=C/(x+1) ( I get it from sol=DSolve[y'[x]==-y[x]/(x+1),y[x],x]) How I can plot this "sol" ...
651 views

Finding the tangent to a piecewise function

I'm new to Mathematica and I am trying to calculate the expression of the tangent to the curve ...
117 views

Graphing the tangent to a curve in real time with Manipulate [duplicate]

The function $4-x^{2}-2y^{2}$ Set $y = 1$ Then <1,1,1> And its derivative at $y = 1$ is $$f'(x,1) = -2x$$ The following plot the curve at $y = 1$ intersecting the surface, and the derivative ...
144 views

Manipulate a function and a tangent

I know that the tangent at 0 of x Log [Abs [x]] is -Infinity. But this is not clearly ...
468 views

How to restrict the motion of a Manipulate-generated Locator along a line?

If one uses a stand-alone locator and needs it to only be movable along a curve, say, defined by a function f[x], one can use a simple construct: ...
2k views

How to make a Line[] with no end?

I'm trying to do this: In this graph, the secant points are aproximated in order to become the tangent, it seems I need some kind of function which plots a line based on two points and it's points ...
1k views

Plotting the tangent of a curve [duplicate]

I'm new to Mathematica and this is probably child's play for most people, but I wanted to know how to plot the tangent of the function below at the point e=1/4 : <...
118 views

Clicking on a point on a plot [duplicate]

I want to click on a plot and have the pointer snap to the actual curve displayed. I found ways to click any random point on the plot but I want it to only click on actual points on the curve. I want ...
100 views

Help me plot a tangent with a Sin curve [duplicate]

Hi just wondering how to graph the tangent as well as this curve on the same graph : f(x)= Sin[x] at x=0 where the gradient of the tangent is 1