# Precalculus

**Description**

Skills:

- Functions

- Systems of inequalities

- Nonlinear inequalities

- Matrices

- Two- and three-dimensional vectors

- Quadratic functions

- Sequences and series

- Polynomials

- Exponential and logarithmic functions

- Trigonometric identities

- Probability distributions

- Conic sections

- Real numbers

- Statistics

- Radical functions

- Complex numbers

- Complex plane

- Polar form

- Roots and rational exponents