Algebra in plain view

This course belongs to the Electrical & Computer Engineering Studies

Chapter 1. Sequence

• Lesson 1.
  • Sequence.1.A (pdf)
    • Arithmetic / Geometric / Harmonic Mean
    • Arithmetic / Geometric / Harmonic Progression
  • Sequence.1.B. (pdf)
    • Arithmetic Progression Examples
    • Geometric Progression Examples
    • Harmonic Progression Examples
    • Partial Sum and Area

• Lesson 2.
  • Sequence.2.A (pdf)
    • Summation Notation
    • Flow Chart
    • Partial Sum of A.P.
    • Partial Sum of G.P.

• Lesson 3.
  • Sequence.3.A (pdf)
    • Partial Sum Sequence
    • Difference Sequence
    • Summation of k², k³, k⁴

• Lesson 4.
  • Sequence.4.A (pdf)
    • Closed Form Expression
    • Recurrence Expression
    • Mathematical Induction

Chapter 2. Trigonometry

• Lesson 1.
  • Trigonometry.1.A (pdf)
    • Angles in Degree
    • Angles in Radian
    • Conversion between Degree and Radian
    • Co-terminal Angles

• Lesson 2.
  • Trigonometry.2.A (pdf)
    • Sine Law - all acute angles
    • Cosine Law - all acute angles
    • Sine Law - one obtuse angle
    • Cosine Law - one obtuse angle

• Lesson 3.
  • Trigonometry.3.A (pdf)
    • Quadrant Angle Trigonometry
    • Negative Angle Trigonometry
    • Reference Angle Trigonometry
    • Sinusoidal Waves

• Lesson 4.
  • Trigonometry.4.A (pdf)
    • Trigonometric Identities

Chapter 3. Exponential and Logarithmic Functions

• Logarithm.1.A (pdf)

Miscellaneous

• Histogram
  • Histogram.1.A (pdf)

• Lines and Planes
  • Geometry.1.A (pdf)

• Translations
  • Translations.1.A (pdf)

• Speed, Distance, Time
  • Speed.1.A (in Korean) (pdf)

• Percent and Proportion
  • Percent.1.A (in Korean) (pdf)

• Round-off
  • Round.1.A (in Korean) (pdf)