Irrational Denominators

What is the process of rationalizing the denominator?

• The process of rationalizing the denominator involves dividing both the numerator and denominator by the conjugate of the denominator.

• The process of rationalizing the denominator involves multiplying both the numerator and denominator by the conjugate of the denominator.

• Rationalizing the denominator is the process of adding the numerator and denominator together.

• Rationalizing the denominator means simplifying the fraction to its lowest terms.

Convert √12 to surd form.

• 3√4

• √6

• 4√3

• 2√3

Simplify √18 * √2.

• 9

• 3

• 6

• 12

If the denominator is √5, how can you rationalize it?

• Subtract √5 from both numerator and denominator.

• Multiply both numerator and denominator by √5.

• Divide both numerator and denominator by √5.

• Add √5 to both numerator and denominator.

Express 5/√3 in rationalized form.

• 5√3

• √15

• 3√5

• 5√3/3

What is the product of √7 and √14?

• √98

• √28

• √21

• √35

How do you divide √20 by √5?

• 5

• 2

• 4

• 3

Write √27 in surd form.

• 4√3

• 2√9

• 3√3

• √9

What is the result of √15 / √3?

• √5

• √10

• √2

• √6

If the denominator is √10, how can you rationalize it?

• Divide by (√10)/(√10)

• Multiply by (√10)/(√10)

• Add (√10)/(√10)

• Subtract (√10)/(√10)