Mixed

What number has a square root and a cube root?

What number has a square root and a cube root?

Try calculating √−9 on your calculator; what does it say? For now, we will state that √−9 is not a real number. The square root of a negative number is defined later in the course. When simplifying cube roots, look for factors that are perfect cubes.

What is the cube root of a square root?

Just as the square root is a number that, when squared, gives the radicand, the cube root is a number that, when cubed, gives the radicand….

Example
Problem Simplify.
2 • 2 • 2 Ask yourself, “What number can I multiply by itself, and then by itself again, to get 8?”
Answer

Is 25 a cube root?

The prime factorization of 25 is 5 × 5, hence, the cube root of 25 in its lowest radical form is expressed as ∛25….Cube root of 25 in Radical Form: ∛25.

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1. What is the Cube Root of 25?
2. How to Calculate the Cube Root of 25?
3. Is the Cube Root of 25 Irrational?

Is cube root the same as 1 3?

A cube root is a number that, when cubed, is equal to the given number. It is denoted with an exponent of “1/3”. For example, the cube root of 27 is 271/3 = 3.

What is the cube of 2 root 2?

The cube root of 2 is expressed as ∛2 in the radical form and as (2)⅓ or (2)0.33 in the exponent form….Cube root of 2 in Radical Form: ∛2.

1. What is the Cube Root of 2?
2. How to Calculate the Cube Root of 2?
3. Is the Cube Root of 2 Irrational?
4. FAQs on Cube Root of 2

What is 64 cube rooted?

As the cube root of 64 is a whole number, 64 is a perfect cube….Cube root of 64 in radical form: ∛64.

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1. What is the Cube Root of 64?
3. Is the Cube Root of 64 Irrational?
4. FAQs on Cube Root of 64

What’s a cube root of 27?

3
As the cube root of 27 is a whole number, 27 is a perfect cube….Cube root of 27 in radical form: ∛27.

1. What is the Cube Root of 27?
2. How to Calculate the Cube Root of 27?
3. Is the Cube Root of 27 Irrational?