HW: Rationalizing the Denominator

Front

What does it mean to rationalize the denominator?

Back

Rationalizing the denominator involves eliminating any square roots or irrational numbers from the denominator of a fraction.

Tags

CCSS.HSN.RN.A.2

Front

How do you rationalize a fraction with a square root in the denominator?

Back

Multiply the numerator and denominator by the square root in the denominator.

Front

Back

Front

Back

Tags

CCSS.HSN.RN.A.2

Front

Back

Front

Back

Tags

CCSS.HSN.RN.A.2

Front

What is the definition of a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

What is the square root of a number?

Back

The square root of a number is a value that, when multiplied by itself, gives the original number.

Tags

CCSS.8.EE.A.2

Front

What is the formula for rationalizing a denominator with a binomial?

Back

Multiply by the conjugate of the denominator.

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Back

Tags

CCSS.HSN.CN.A.3