MATH1131 > Algebra (Mansfield)
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(z−α)(z−¯α)=z^2−2Re(α)z+_α_^2
2x2 Matrix Inversion
Angle Between Two Vectors
Applications
Cartesian Modification of Complex Numbers
Cartesian and Parametric Conversions of a Line
Complex Numbers
Converting from Cartesian Form to Polar Form
Converting from Polar Form to Cartesian Form
Example
Example_ Does a point belong to a span
Example_ Express x−2y=1 parametrically
Example_ Is a point parallel to a plane
Express sin4θ in terms of powers of cosθ and sinθ
Express sin^4θ in terms of cosines of multiples of θ
Geometric Vectors
Linear Equations and Matrices
Lines
Matrices
Matrix Inversion
Matrix Transposition & Symmetricity
Multiplication Checkup
Normal To the Plane
Orthogonality
Planes
Plotting a complex number on a Cartesian plane
Point-Normal Form of a Plane
Polar Form vs Cartesian Form
Polar Modification of Complex Numbers
Polar x Cartesian
Projections
Properties and Definitions of Matrices
Roots of z^3+1=0
Row Operations
Sets
Shortest Distance from Point to Plane
Solubility of a System in Row-Echelon Form
Solving the square roots of a complex number
Summary
The Cartesian Form of a Complex Number
The Dot Product
The Polar Form of a Complex Number
The determinant of a matrix
The n'th root of a complex number
Three Points to Parametric_Cartesian
Vector Uses of Complex Numbers
Vectors
Volume of Parallelpiped
Working with Vectors
de Moivre's Theorem
√(−1)=i
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