Ponto Crítico (f'=0)
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
vértice
About this calculator
The Critical Point Calculator is an online tool that helps to find the critical point of a quadratic function, represented by f(x) = ax^2 + bx + c.
The critical point is calculated by the formula x = -b/(2a), where a is the coefficient of the quadratic term, b is the coefficient of the linear term and c is the constant term.
This formula is used to find the vertex of the parabola, which is the critical point of the function. The vertex is important in problems of maxima and minima of functions.
The critical point calculator is useful in physics, engineering and other areas that involve analysis of quadratic functions.
Frequently asked questions
What is the critical point?
The critical point is the vertex of the parabola and is found by the formula x = -b/(2a).
When to use the critical point calculator?
Use the critical point calculator when you need to find the vertex of a quadratic function or solve problems of maxima and minima of functions.
How does the critical point calculator work?
The critical point calculator uses the formula x = -b/(2a) to find the vertex of the parabola.
What is important to know about the critical point?
It's important to know that the critical point is the vertex of the parabola and is used in problems of maxima and minima of functions.
What are the precautions to take when using the critical point calculator?
The precautions to take when using the critical point calculator include ensuring that the function is quadratic and that the coefficients are correct.