# MATHS

• ## Text tasks

Basic theoretical information Types of numbers To the table of contents … Natural numbers are numbers used to count objects. Natural numbers…

• ## Stereometry (Geometry in space)

Basic theorems, axioms and definitions of stereometry Introductory definitions and axioms of stereometry Some definitions are: A polyhedron is a geometric…

• ## Planimetry (plane geometry)

Basic theoretical information Triangle When solving problems in geometry, in addition to all the geometric formulas and properties that will…

• ## Progression

Basic theoretical information Arithmetic progression Formula  nth member arithmetic progression: The ratio between the three neighboring members of the arithmetic progression: The…

• ## Functions and graphics

Basic theoretical information Coordinates and basic concepts of functions The length of the segment on the coordinate axis is the…

• ## Trigonometry

Basic theoretical information Some recommendations for performing trigonometric transformations When performing trigonometric transformations, follow these tips: Do not immediately try…

• ## Logarithmic equations, systems and inequalities

Basic theoretical information Logarithm properties The logarithm definition is easiest to write mathematically: The definition of the logarithm can be written…

• ## Exponential equations, systems and inequalities

Basic theoretical information Range of allowable values ​​in exponential functions When solving problems of this topic, it is necessary to…

• ## Irrational inequalities

Basic theoretical information Some recommendations for solving irrational inequalities In order to solve the tasks of this topic well, it…

• ## Rational Inequalities

Basic theoretical information Some recommendations for solving rational inequalities When solving linear inequalities, there is only one big thing: it is necessary…