Neurochispas

Proportionality is a way of relating two quantities. In the case of inverse proportion, the relationship is such that, if ... Read more

Proportionality allows us to relate two quantities and understand how one quantity changes if we change the other. If two ... Read more

Geometric sequences have the main characteristic of having a common ratio, which is multiplied by the last term to find ... Read more

Arithmetic sequences exercises can be solved using the arithmetic sequence formula. This formula allows us to find any number in ... Read more

Mixture problems are word problems where quantities of different values are mixed. Many times different liquids are mixed to change ... Read more

The square root can be considered the opposite operation of squaring a number. With the square root, we are looking ... Read more

Prime numbers are numbers that are only divisible by 1 and by themselves. It is possible to determine whether a ... Read more

Scientific notation allows us to write very large numbers or very small numbers in a more convenient way. Scientific notation ... Read more

Apart from the substitution method and the elimination method, it is also possible to solve systems of equations using the ... Read more

Systems of equations are systems that have two or more equations and two or more unknowns. There are several different ... Read more