Using the prime factorization to take the fourth root an expression, fourth root(32x^5)

Using the prime factorization to take the fourth root an expression, fourth root(32x^5)

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial explains how to take the 4th roots of numbers using prime factorization. It emphasizes the importance of grouping numbers in sets of four, as the 4th root involves finding a number that multiplies by itself four times. The tutorial demonstrates the process with examples, showing how to handle both numbers and variables. It also discusses what remains under the radical after taking the 4th root and concludes with a summary of the key points.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary difference between taking a cube root and a 4th root?

Cube roots and 4th roots both group numbers in sets of three.

Cube roots group numbers in sets of three, while 4th roots group them in sets of four.

Cube roots and 4th roots both group numbers in sets of four.

Cube roots group numbers in sets of four, while 4th roots group them in sets of three.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When taking the 4th root of a number, what does it mean if you have a group of four?

The number is multiplied by itself four times.

The number is multiplied by itself three times.

The number is multiplied by itself five times.

The number is multiplied by itself two times.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is left under the radical after taking the 4th root of 2X?

Only a 2 is left.

Only an X is left.

Both 2 and X are left.

Nothing is left.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of the radicands in the context of 4th roots?

They are removed from the radical.

They are divided by the root.

They are multiplied by the root.

They remain under the radical.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the elements under the radical after taking the 4th root?

They are doubled.

They are halved.

They are taken out of the radical.

They remain under the radical.