epdf.pub_cbest-cliffs-test-prep13a9b242c7cb4125e6cca92d00a73d5a41681

SYMBOLS, TERMINOLOGY,
FORMULAS, AND GENERAL
MATHEMATICAL INFORMATION
Common Math Symbols and Terms
Symbol References
= is equal to ! is not equal to
> is greater than < is less than
$ is greater than or equal to # is less than or equal to
|| is parallel to = is perpendicular to
Natural numbers — the counting numbers: 1, 2, 3, . . .
Whole numbers — the counting numbers beginning with zero: 0, 1, 2, 3, . . .
Integers — positive and negative whole numbers and zero:
. . . –3, –2, –1, 0, 1, 2, 3 . . .
Odd numbers — numbers not divisible by 2: 1, 3, 5, 7, . . .
Even numbers — numbers divisible by 2: 0, 2, 4, 6, . . .
Prime number — number divisible only by 1 and itself: 2, 3, 5, 7, 11, 13, . . .
Composite number — number divisible by more than just 1 and itself: 4, 6, 8, 9,
10, 12, 14, 15, . . .
Squares — the result when numbers are multiplied by themselves,
^2 : 2= 4h, ^33 : = 9h : 149162536
, , , , , ,. . .
Cubes — the result when numbers are multiplied by themselves twice,
^2 : 2 : 2= 8h, ^3: 3:
3=
27h : 1, 8, 27,
. . .
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