A number which is multiplied by itself once is said to be squared = 5 x 5 = 25, also written as 52. This is called a square because if the sides of a rectangle are the same, it is a square.
A number which is multiplied by itself twice is said to be cubed = 5 x 5 x 5 = 125, also written as 53. This is called a cube because if the sides of a three-dimensional object with a square base are all the same it is a cube.
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A number multiplied by itself twice is called its cube. In mathematical terms, this is referred to as raising a number to the power of three. For example, if we have the number 2, multiplying it by itself twice would result in 2 x 2 x 2 = 8, which is the cube of 2.
Well, darling, that's called an exponentiation. You take a number, multiply it by itself once, and then multiply that result by the original number again. It's like math's way of saying, "Let's do this power trip together."
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A cube number is something multiplied by itself twice. The statement is wrong because a cube number isn't something that has been multiplied by 3.one cubed is 1x1x1=1two cubed is 2x2x2=8Thus 6 is not a cube number, and the statement is wrong.
Twice. a*a is a squared.
The square root of a perfect square and the cube root of a perfect cube is always an integer. A perfect square is a number multiplied by itself. A perfect cube is a number multiplied by itself twice. Example: 3 x 3 is 9, the square of 3 3 x 3 x 3 is 27, the cube of 3
3 is a prime number, which means it can only be multiplied by itself or by 1. 1x3 =3, or 3x1 is 3. The number 3 adds to be 6 twice; 2 x 3 = 6.