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Fifth power (algebra)
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Fifth power (algebra) : ウィキペディア英語版
Fifth power (algebra)
In arithmetic and algebra, the fifth power of a number ''n'' is the result of multiplying five instances of ''n'' together. So:
:.
Fifth powers are also formed by multiplying a number by its fourth power, or the square of a number by its cube.
The sequence of fifth powers of integers is:

:1, 32, 243, 1024, 3125, 7776, 16807, 32768, 59049, 100000, ...
By the Abel-Ruffini theorem, there is no general algebraic formula (formula expressed in terms of radical expressions) for the solution of polynomial equations containing a fifth power of the unknown. See quintic equation, sextic equation, and septic equation.
==See also==

*Fourth power
*Cube (algebra)
*Square (algebra)
*Perfect power

抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)
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