Matrix calculator and equation solver
Write what you want worked out, such as A*B + 2C or A^-1 * B, or a matrix equation such as A*X = B. The page asks for the size and entries of each matrix it finds, and gives the exact answer with the working.
Practise on real ISC questions
- A ball is thrown vertically downwards from the top of a cliff, and its position is tracked from when it is… 2027 Specimen
- Vinayak runs a bakery shop. He sells three items: Sandwiches (₹$x$ per unit), Fruit juices (₹$y$ per unit)… 2026
- If $A = \begin{bmatrix} 0 & 5 & -y \\ -5 & 0 & x \\ y & -x & 0 \end{bmatrix}$, then the value of… 2025 Practice
- If a matrix $A = [a_{ij}]_{2 \times 2}$, where… 2025 Practice
- Solve the matrix equation… 2021 Specimen
- From the matrix equation $AB = AC$, it can be concluded that $B = C$ provided: 2022 Specimen
- If $A = \begin{bmatrix} 1 & -2 & 0 \\ 2 & -1 & -1 \\ 0 & -2 & 1 \end{bmatrix}$, then find $A^{-1}$. Using… 2026 Improvement
- Let $A = \begin{bmatrix} d_1 & 0 & 0 \\ 0 & d_2 & 0 \\ 0 & 0 & d_3 \end{bmatrix}$, then… 2025 Practice
- Statement 1: If '$A$' is an invertible matrix, then $(A^2)^{-1} = (A^{-1})^2$ Statement 2: If '$A$' is an… 2025
- If $A$ and $B$ are two non singular matrices, and $AB$ exists, then $(AB)^{-1}$ is: 2022 Specimen
More Mathematics tools
- LPP solver (graphical method) Linear programming by the graphical method: the feasible region drawn, corner points and the optimum.
- Matrix inverse and equations solver Determinant, minors, cofactors, adjoint and inverse; or solve equations by the matrix method.
- Regression lines calculator Both regression lines, b_yx, b_xy and r from data, summary sums or the two lines; with estimates.
- Probability distribution calculator Find k, the mean, variance and standard deviation of a random variable, with the working table.
- 3D geometry and vectors calculator Points, vectors, lines and planes: distances, angles, foot and image, shortest distance, intersections.