Simplifying a rational expression with a radical denominator

Simplifying a rational expression with a radical denominator

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when you multiply a number by itself in the context of square roots?

It becomes a cube.

It becomes a square.

It becomes a root.

It remains the same.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the context of cube roots, what operation undoes a cube root?

Dividing by 2

Multiplying by 5

Cubing the number

Squaring the number

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it necessary to match the exponent inside the radical to the root when rationalizing the denominator?

To balance the equation

To eliminate the radical

To ensure the expression is valid

To simplify the numerator

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of multiplying 5Z squared by 5 in the rationalization process?

Z to the power of 5

5Z cubed

5Z

25Z squared

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the cube root of G cubed?

G squared

G

G to the power of four

G cubed