# Mathematics

### Calculate the Inverse of a Matrix II

Inverse of a Matrix theory   Inverse of a Matrix Definition method. If the product between two matrices is the identity matrix, then we say that the matrices are “inverse”; because by multiplying them we […]

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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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### How to solve an Equation II

Theory of Equations of First Degree   This theory about Equations is the continue of the previous post “How to solve an equation”   Theory of Biquadrate Equations.   To solve a biquadrate equation follow […]

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### How to solve an Equation

Theory of Equation of First Degree   To solve an Equation of First Degree follow these steps:   If there are parentheses and/or brackets, they are resolved with the necessary operation.   If there denominators, […]

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### Calculation of a Limit

Limits theory   Finite Limit:   It is said that the function f(x) has for limit L when “x” moves closer to “a”, and is represented by   Infinite limit:     PROPERTIES OF LIMITS: […]

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