Maths

Use the Orthogonal Basis Calculator to turn two or three vectors into an orthogonal basis with Gram-Schmidt steps and coefficients shown.

Use the Orthonormal Basis Calculator to run Gram-Schmidt, check unit vectors, norms and orthogonal steps quickly and accurately today.

Use the Parabola Calculator to find vertex, focus, directrix, axis, roots and y-intercept from standard or vertex form quickly online.

Use the Least Common Multiple Calculator to find the LCM and GCD of two to four whole numbers, with prime factors shown for every step.

Use the Log Base 2 Calculator to find log2 of any positive number, with natural log, log base 10, and a power check shown instantly too.

Use the Maclaurin Series Calculator to approximate e^x, sin x, cos x and more, compare the true value, and see the error instantly.

Use the Matrices Calculator to add, subtract, and multiply 2×2 or 3×3 matrices, with clear row by row results in seconds.

Use this Matrix Determinant Calculator to find 2×2 and 3×3 determinants fast, check singular matrices, and learn each step clearly.

Add, subtract, multiply or divide two mixed numbers with this Mixed Numbers Calculator and see fraction and decimal answers.

Use the Null Space Calculator to find the null space basis, rank and nullity of a 2×2 or 2×3 matrix, with checkable worked examples.