Example Solutions for

Step-by-Step Linear Algebra


Complex Numbers

See complex number addition with steps:

Perform complex number subtraction:

Show the multiplication of complex numbers step by step:

Find the magnitude of a complex number:

Show the steps to rationalize a complex number:

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Vector Arithmetic

See vector addition with steps:

Perform vector subtraction:

Explain complex vector subtraction with steps:

Multiply a vector by a scalar:

See how to compute a dot product:

Calculate the dot product for symbolic vectors step by step:

Compute a cross product:

See the steps to calculate the cross product of symbolic vectors:

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Vector Norms

Calculate a vector norm or length:

See the steps to find the norm of a symbolic vector:

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Vector Normalization

See the steps to normalize a vector:

Normalize a symbolic vector step by step:

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Distance between Vectors

See step by step how to find the distance between vectors:

Calculate the distance between symbolic vectors:

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Angle between Vectors

Show the steps to find the angle between two vectors:

Calculate the angle between two symbolic vectors:

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Linear Independence

Determine the linear independence of vectors step by step:

Explain the linear independence of symbolic vectors:

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Matrix Arithmetic

See the steps to simplify the components of a matrix:

Show the steps to add matrices:

Add complex matrices:

Explain the subtraction of matrices step by step:

Show the subtraction of complex matrices:

Perform multiplication of a matrix by a scalar:

See the steps to multiply matrices:

Show how to multiply symbolic matrices:

Explain complex matrix multiplication step by step:

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Trace

Find the trace of a matrix step by step:

Calculate the trace of a symbolic matrix:

See the steps to find the trace of a complex matrix:

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Determinants

Find the determinant step by step with various methods:

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Minors

Find a specific minor of a matrix step by step:

See the steps to calculate a minor of a symbolic matrix:

Show the steps to find a minor of a complex matrix:

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Inverse

Invert a matrix one step at a time:

Show the steps to invert a symbolic matrix:

Calculate the inverse of a complex matrix:

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Row Reduction

Write a matrix in reduced row echelon form one step at a time:

Perform row reduction on a complex matrix:

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Rank & Nullity

Find the rank of a matrix:

Calculate the rank of a complex matrix:

Find the nullity of a matrix:

Calculate the nullity of a complex matrix:

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Null Space

Find the null space of a matrix:

Show the steps to calculate the null space of a complex matrix:

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Characteristic Polynomial

Find the characteristic polynomial of a matrix:

Find the characteristic polynomial of a complex matrix step by step:

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Eigenvalues & Eigenvectors

Compute eigenvalues and eigenvectors step by step:

See the steps to compute the eigenvalues and eigenvectors of a complex matrix:

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Systems of Linear Equations

Solve linear systems using elimination, substitution, Gaussian elimination and Cramer's rule:

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Matrix Decompositions

See the steps to find the LU decomposition of a matrix:

Explore how to compute the Cholesky decomposition on positive definite Hermitian matrices:

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