Derivative at a point calculator

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It opens with the d/dx template ready. Type the function and the point: for example, the derivative of x³ at x = 2 is 12. Handy for checking slope and tangent-line exercises.

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How to use it

  1. Type the function with the x key.
  2. Press ▶ and type the point in the x= box.
  3. Press =. With the keyboard: der(x^3,2) and Enter.

Frequently asked questions

Does it give the symbolic derivative (the formula)?

No, it gives the numerical value of the derivative at the point, to 10 digits.

Does it work for trigonometric functions?

Yes; switch to radians for the usual mathematical result.

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