en.wikipedia.org/wiki/Cube_(algebra)

In arithmetic and algebra, the cube of a number n is its third power: the result of
the number multiplied by itself twice: ... The inverse operation of finding a number
whose cube is n is called ext...

www.answers.com/Q/What_is_a_number_multiplied_by_itself_twice_called

A number which is multiplied by itself once is said to be <u>squared</u> = 5 x 5 =
25, also written as 52. This is called a square because if the sides of a ...

www.montereyinstitute.org/courses/DevelopmentalMath/TEXTGROUP-1-19_RESOURCE/U01_L5_T1_text_container.html

The exponent, or power, tells how many times to use the base as a factor in the ...
This is because multiplying a number by itself is called “squaring a number.

www.reference.com/math/number-multiplied-itself-called-26bfb4a3d1732ff8

A number that is multiplied by itself is called a base when it is written in
exponential notation. Exponential notation consists of the number to be multiplied
and a ...

www.mathsisfun.com/square-root.html

To square a number, just multiply it by itself . ... (the little 2 says the number
appears twice in multiplying) ... 3, because when 3 is multiplied by itself we get 9.
... The Perfect Squares (also called "Square Numbers") are the squares of the
whole ...

en.wikibooks.org/wiki/Cambridge_O_Level_Mathematics_(Syllabus_D)/Squares,_Square_Roots,_Cubes,_Cube_Roots

What this topic covers is square numbers and cubic numbers, fundamental
concepts in .... If we multiply a number itself twice is called a square of that
number.

burningmath.blogspot.com/2014/03/speed-multiplying-by-21-31-41-and-so-on.html

To multiply by 21: Double the number, append a '0' after that and add the original
number. ... The tens (2<sup>nd</sup> from right) digit of the answer will be twice the units digit
plus the 2<sup>nd</sup> -right digit of the given ... Squares of all integers are known as
perfect squares. ... The cube of a number is that number multiplied by itself t...

m.everythingmaths.co.za/maths/grade-10-mathematical-literacy/01-numbers-and-calculations-with-numbers/01-numbers-and-calculations-with-numbers-04.cnxmlplus

The square of a number is the number multiplied by itself. We can represent ... In
the same way, a number to the power of three is called the cube of the number.
So is , or three ... To cube a number, multiply it by itself twice, e.g. . It is also easy
...

burningmath.blogspot.com/2013/11/multiplying-any-number-by-101.html

Multiplying a 2-digit number by 101. Write the 2-digit number next to itself i.e.
write the number twice. Example: 52 × 101 = 5252. Multiplying numbers more
than 2-digit by 101. Rule: First .... Squares of all integers are known as perfect
squares.

home.avvanta.com/~math/squares.html

In math, you often must multiply a number by itself. A good example is when you
compute the ... Sometimes you must multiply a number by itself twice. For
example, when you compute the ... These little raised numbers are called
exponents ...