Sometimes an approximation to a definite integral is desired. A common way to do so is to place thin rectangles under the curve and add the signed areas together. Wolfram|Alpha can solve a broad range of integrals.. How Wolfram|Alpha calculates integrals. Wolfram|Alpha computes integrals differently than people. It calls Mathematica's Integrate ...

Domain and Range Calculator; Factoring Calculator; Quadratic Formula Calculator; Equation Solver Calculator; Partial Fraction Decomposition Calculator; Determinant Calculator; Eigenvalue Calculator; Matrix Inverse Calculator; What are systems of equations? A system of equations is a set of one or more equations involving a number of variables. The solutions to systems of equations are the ...

Free online Matrix Eigenvalue Calculator. Also explore eigenvectors, characteristic polynomials, invertible matrices, diagonalization and many other matrix-related topics.

Domain & Range. The domain of a function describes the set of numbers on which the function can act. Its range, or image, is the set of values the function can return. Wolfram|Alpha can compute the domain and range of functions of one or several variables.

Free Derivative Calculator helps you solve first-order and higher-order derivatives. For trigonometric, logarithmic, exponential, polynomial expressions. Answers, graphs, alternate forms.

Domain and Range Calculator; Factoring Calculator; Quadratic Formula Calculator; Equation Solver Calculator; Partial Fraction Decomposition Calculator; System of Equations Calculator; Determinant Calculator; Eigenvalue Calculator; Matrix Inverse Calculator; What are limits? Limits, a foundational tool in calculus, are used to determine whether a function or sequence approaches a fixed value as ...