Basic operations

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 […]

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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 […]

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Radicals theory

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 […]

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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, […]

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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. […]

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Theory about Scientific Notation

Scientific Notation   Scientific Notation helps us to express in an easier way those numerical quantities that are too large or, conversely, too small. It is also known as Exponential Notation and it can be […]

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Powers theory

Powers   Multiplication of Powers with the same base, add exponents   Division of powers with the same base, subtract the exponents   Power of a power, it’s the same base and multiplied the exponents […]

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