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Section 4 Standards

Subsection 4.1 Systems of Equations (SE)

Subsubsection 4.1.1 Systems of Equations 1

I can...
  • identify whether or not a matrix is in Reduced Row Echelon Form,
  • use Gaussian Elimination to put a matrix into Reduced Row Echelon Form,
  • use the Reduced Row Echelon Form of an augmented matrix to describe the solution space to a system of linear equations using appropriate notation.
Homework: Section 1.2, Exercises 1 – 2.

Subsubsection 4.1.2 Systems of Equations 2

I can...
  • use Pivot Positions to determine whether a linear system is consistent,
    determine whether the solution to a consistent linear system is unique.
Homework: Section 1.4, Exercises 1 – 3.

Subsection 4.2 Vectors and Matrices (VM)

Subsubsection 4.2.1 Vectors and Matrices 1

I can...
  • add vectors,
  • scale vectors by a real number,
  • determine whether a vector can be expressed as a linear combination of a set of given vectors.
Homework: Section 2.1, Exercises 1 – 3, 5.

Subsubsection 4.2.2 Vectors and Matrices 2

I can...
  • add matrices,
  • scale matrices by a real number,
  • perform matrix-vector multiplication,
  • perform matrix-matrix multiplication,
  • translate a system of equations into a matrix equation of the form \(A\mathbf{x} = \mathbf{b}\text{.}\)
Homework: Section Section 2.2, Exercises 1 – 6.

Subsubsection 4.2.3 Vectors and Matrices 3

I can...
  • determine whether a vector is in the span of a given set of vectors,
  • describe the span of a set of vectors as a set,
  • use the span to determine whether a linear system is consistent.
Homework: Section Section 2.3,Exercises 1 – 5, 10.

Subsubsection 4.2.4 Vectors and Matrices 4

I can...
  • I can determine whether a given set of vectors is linearly independent.
Homework: Section Section 2.4,Exercises 1 – 2, 5.

Subsubsection 4.2.5 Vectors and Matrices 5

I can...
  • define a matrix transformation,
  • find the domain and range of a matrix transformation,
  • compose matrix transformations,
  • determine whether a given function is a matrix transformation.
Homework: Section Section 2.5, Exercises 1 – 4.

Subsection 4.3 Invertibility and Bases (IB)

Subsubsection 4.3.1 Invertibility and Bases 1

I can...
  • use Gaussian Elimination to determine whether a matrix is invertible,
  • find the inverse of an invertible matrix.
Homework: Section 3.1, Exercises 1, 3, 4.

Subsubsection 4.3.2 Invertibility and Bases 2

I can...
  • find a basis for a space,
  • translate between the coordinate systems for different bases.
Homework: Section 3.2, Exercises 1 – 4.

Subsubsection 4.3.3 Invertibility and Bases 3

I can...
  • compute the determinant of a given matrix,
  • use the determinant to determine whether a matrix is invertible.
Homework: Section 3.4, Exercises 1, 3 – 4, 6.

Subsubsection 4.3.4 Invertibility and Bases 4

I can...
  • find a basis for the null space of a given matrix,
  • find a basis for the column space of a given matrix,
  • determine whether a given set satisfies the definition of a vector space.
Homework:Section 3.5, Exercises 1 – 2, 5.

Subsection 4.4 Eigentheory (ET)

Subsubsection 4.4.1 Eigentheory 1

I can...
  • determine whether a vector is an eigenvector of a given matrix,
  • find the eigenvalue associated to an eigenvector.
Homework: Section 4.1, Exercises 1 – 2, 5 – 6.

Subsubsection 4.4.2 Eigentheory 2

I can...
  • use the characteristic polynomial to find the eigenvalues of a given matrix,
  • find the algebraic and geometric multiplicities of eigenvalues,
  • find a basis for the eigenspace associated to an eigenvalue.
Homework: Section 4.2, Exercises 1 – 2, 5.

Subsubsection 4.4.3 Eigentheory 3

I can...
  • determine whether a given matrix is diagonalizable,
  • diagonalize a diagonalizable matrix.
Homework: Section 4.3, Exercises 1 – 2, 7.

Subsection 4.5 Orthogonality (OR)

Subsubsection 4.5.1 Orthogonality 1

I can...
  • compute the dot product of two vectors,
  • use the dot product to find the angle between two vectors,
  • determine whether two vectors are orthogonal.
Homework: Section 6.1, Exercises 1 – 4.

Subsubsection 4.5.2 Orthogonality 2

I can...
  • compute the transpose of a matrix,
  • use the transpose to find a basis for the orthogonal complement of a given vector space.
Homework: Section 6.2, Exercises 1 – 3.

Subsubsection 4.5.3 Orthogonality 3

I can...
  • I can perform Orthogonal Decomposition.
Homework: Section 6.3, Exercises 1 – 6.

Subsubsection 4.5.4 Orthogonality 4

I can...
  • use Gram-Schmidt Orthogonalization to find an orthogonal basis for a given vector space,
  • find an orthonormal basis from an orthogonal basis for a given vector space.
Homework: Section 6.4, Exercises 1 – 5.