Calculadora pré-cálculo

Resolva problemas de pré-cálculo passo a passo

A calculadora lida com problemas de pré-cálculo. Ele resolve equações e sistemas de equações, fatora polinômios, realiza a decomposição de frações parciais, descobre seções cônicas, etc.
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The Pre-Calculus Calculator covers a wide range of topics to help you learn pre-calculus. Whether you need to solve equations, work with trigonometric functions, or understand complex numbers, the calculator is designed to simplify your pre-calculus learning experience.

How to Use the Pre-Calculus Calculator?

  • Select a Calculator

    Browse through our extensive list of pre-calculus calculators, each designed to tackle a specific pre-calculus problem. Choose the calculator that corresponds to your current task or question.

  • Input

    Once you've selected a specific calculator, you'll typically find input fields where you can enter the relevant values. Make sure to input the data accurately.

  • Calculation

    After entering the necessary data, click the "Calculate" button. Our calculator will process the input and provide you with the result.

  • Result

    The Pre-Calculus Calculator will produce the solution.

What Does Pre-Calculus Include?

Pre-Calculus is a branch of mathematics that provides a foundation for moving on to more advanced topics in calculus and other mathematical disciplines. It includes a diverse set of mathematical principles and knowledge, offering the necessary foundation for solving higher-level mathematics problems:

  • Algebra Fundamentals: Pre-Calculus often begins with a comprehensive review of algebraic concepts, including equations, inequalities, functions, and graphs. Mastery of these algebraic skills is critical to success in more advanced topics.
  • Trigonometry: Trigonometry is a very important branch of Pre-Calculus. It studies trigonometric functions (sine, cosine, tangent, cotangent, secant, cosecant), trigonometric identities, and their application in solving triangles and trigonometric equations.
  • Functions: Pre-Calculus explores a variety of functions, including linear, quadratic, polynomial, exponential, logarithmic, and trigonometric.
  • Complex Numbers: Complex numbers (the numbers that include the imaginary unit $$$i$$$) are introduced. People learn to perform complex number operations, solve equations containing complex numbers, and represent them in different forms, such as rectangular and polar coordinates.
  • Polar Coordinates: Students are introduced to polar coordinates and how to represent and display functions in polar form.
  • Limits and Continuity: Introduces the concept of limits, a fundamental idea in calculus. Students will learn about the limit of a function and its relationship to continuity.
  • Introduction to Calculus Concepts: Pre-Calculus can introduce basic calculus concepts such as derivatives and integrals in preparation for studying calculus.

Why Is Pre-Calculus Important?

Pre-Calculus lays the foundation for understanding the calculus concepts needed in science, engineering, and economics. It deepens algebraic understanding, delves into the nature of functions, and prepares students to understand how functions behave. Acquiring pre-calculus skills allows students to develop a deeper understanding of complex mathematical concepts, enabling them to confidently and skillfully tackle complex topics. Pre-calculus bridges algebra with calculus, allowing students to confidently solve complex math problems.

What Calculators Does eMathHelp Offer?

Binomial Expansion

This calculator simplifies the process of expanding binomial expressions, making it easy to expand expressions of the form $$$(a + b)^n$$$.

Circle Properties

Discover essential properties of circles, including their area, circumference, and other attributes, using this calculator.

Composite Function

Determine composite functions and evaluate their values by inputting the necessary functions and values. It's a valuable tool for understanding function composition.

Conic Section

Explore the properties and equations of conic sections such as ellipses, parabolas, and hyperbolas. This calculator aids in graphing and analyzing these fundamental geometric shapes.

Cosine, Cotangent, Cosecant

Quickly evaluate trigonometric functions, including cosine, cotangent, and cosecant, for various inputs.

Cramer's Rule

Solve systems of linear equations using Cramer's Rule, which involves determinants and matrix operations.

Degree and Leading Coefficient

Analyze polynomial expressions by determining their degree (highest power) and leading coefficient. This information is essential for understanding polynomial behavior.

Distance Between Two Points

Calculate the distance between two points, a fundamental concept in geometry.

Ellipse Properties

Determine the properties of ellipses, including their major and minor axes, eccentricity, and foci. This calculator aids in understanding and graphing ellipses.

Polynomial End Behavior

Gain insight into the end behavior of polynomials, which describes how a polynomial behaves as the input approaches positive or negative infinity. This is one of the most important aspects of understanding polynomials.

Evaluate Function/Expression

Easily evaluate functions or mathematical expressions by plugging in specific values for variables. This tool simplifies the process of finding function values.

Exponential Function

Evaluate exponential functions with a given base and exponent, allowing you to compute exponential growth, decay, etc.

Factor Expression

Simplify and factor algebraic expressions. This is useful for solving equations and simplifying complex mathematical expressions.


Calculate factorials of numbers, a fundamental operation in combinatorics and probability.

Find Zeros

Determine the zeros or roots of functions, which are the values of $$$x$$$ that make the function equal to zero.

Function Intercepts

Find and analyze intercepts of functions, including x-intercepts (zeros) and y-intercepts.


Plot and interpret graphs of functions and analyze their behavior.

Hyperbola Properties

Calculate properties of hyperbolas, including asymptotes, foci, and eccentricity.

Hyperbolic Functions

Evaluate hyperbolic trigonometric functions (e.g., hyperbolic sine and hyperbolic cosine).

Inverse Function

Find inverse functions, an important concept of obtaining inputs from outputs.

Inverse Hyperbolic Functions

Calculate inverse hyperbolic functions, useful in various mathematical and scientific contexts.


Compute the logarithm of a given number to a given base.


Find the midpoint between two points in a coordinate plane, which is valuable for geometry and vector calculations.

Operations on Complex Numbers

Perform arithmetic operations on complex numbers, including addition, subtraction, multiplication, and division.

Operations on Functions

Perform operations on functions, such as addition, subtraction, multiplication, and division.

Parabola Properties

Determine properties of parabolas, including vertex, focus, directrix, and axis of symmetry.

Partial Fraction Decomposition

Decompose rational functions into partial fractions, a technique used in integral calculus.

Polar Form of a Complex Number

Convert complex numbers to polar form, which is useful when performing operations on complex numbers.

Polynomial Roots

Find the roots (solutions) of quadratic, cubic, and higher-degree polynomial equations.

Roots of a Complex Number, Unity

Calculate the nth roots of a complex number, which are used in complex analysis and trigonometry.

Rotate Point

Rotate points in a coordinate plane by a specified angle, a fundamental operation in geometry.

Sine, Tangent, Secant

Evaluate trigonometric functions, including sine, tangent, and secant, for various inputs.

Simplify Expressions

Simplify algebraic expressions, reducing them to their simplest forms.

Solve Equations and Inequalities

Solve various equations, inequalities, and systems of inequalities.

System of Equations

Solve systems of equations, including linear and nonlinear equations.


Evaluate trigonometric functions by entering values in either degrees or radians.


What is the Pre-Calculus Calculator?

The Pre-Calculus Calculator is a specialized tool designed to solve pre-calculus problems. It simplifies calculations related to polynomials, complex numbers, trigonometric functions, and much more.

What topics does the Pre-Calculus Calculator cover?

Our Pre-Calculus Calculator covers a wide range of pre-calculus topics, including functions, equations, inequalities, trigonometry, conic sections, complex numbers, and more. It addresses a wide range of math needs within the pre-calculus curriculum.

How do I use the Pre-Calculus Calculator?

Using the Pre-Calculus Calculator is straightforward. Select the calculator corresponding to your specific problem or topic, input the relevant values, and click the "Calculate" button.

Can I rely on the Pre-Calculus Solver to get accurate answers?

Yes, you can trust the Pre-Calculus Solver to provide accurate solutions. It uses advanced mathematical algorithms to ensure correct answers.