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Mathematics

Of or pertaining to the study of the measurement, properties, and relationships of quantities and sets, using numbers and symbols.

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Mathematics > Algebra

additive inverse

Mathematics; Algebra

The additive inverse of any number x is the number that gives zero when added to x. The additive inverse of 5 is -5.

absolute value

Mathematics; Algebra

The distance of a number from zero; the positive value of a number.

additive identity

Mathematics; Algebra

The number zero is called the additive identity because the sum of zero and any number is that number.

counting numbers

Mathematics; Algebra

The natural numbers, or the numbers used to count.

cross product

Mathematics; Algebra

A product found by multiplying the numerator of one fraction by the denominator of another fraction and the denominator of the first fraction by the numerator of the second.