Mathematics

The 5 best universities in Spain where to study Mathematics

It is often said that Mathematics is the queen of all sciences. Thanks to the increase in the use of Big Data and advanced analytics in companies, the minimum grade of this degree has […]

Carlos Moreno

Binomials theory

POLYNOMIALS: Binomials   Binomials are polynomials consist of two monomials separated by a plus (+) or a minus (-) sign.   Binomials operations are:   1.- Binomial squared: is equal to the square of the […]

Ignacio

Variations theory

Variations   Variations is to group elements, when it matters the order, we do not take all the items and these can be repeated or not. Thus the variations may be:   Variations without repetition […]

Ignacio

Permutations Theory

Permutations   Permutations are multiplicative events where the number of possibilities is decreasing and whether it is important the order of a permutation, it is an arrangement of a set of objects in a defined […]

Ignacio

Divisibility theory

Divisibility   Divisibility is the property of an integer number to be divided by another, resulting an integer number. Where a and b, two integers numbers, we will say that “a” is a multiple of […]

Ignacio

Combined Operations theory

Combined Operations   We call Combined Operations to those in which several arithmetic operations appear to be solved. To get the right result you need to follow some rules and take into account the priority […]

Ignacio

Radicals   Radicals are expressions with the form: Where n Є N and a Є R; provided that when a is negative, n must be odd. n=index; a=radicand; m=exponent.   A radical can be expressed […]

Ignacio

Logarithms Theory

Logarithms   Definition of Logarithms: Be a positive real number non-zero and different to 1, and A another positive and non-zero number. It is called the logarithm of the number A in the base a, […]

Ignacio

Fractions theory

Fractions   Definition of Fractions A fraction is the quotient of two integers a and b, which is represented as follows: b -> denominator, indicates the number of parties that has been split the unit. […]

Ignacio

Matrices operations theory

Matrices additions and subtractions theory   The sum of two Matrices (Aij), (Bij) of the same dimension, is another matrix (Rij) of the same dimension and with generic term sij=aij+bij.   Therefore, to be able […]

Ignacio