Rationalizing the Denominator

Rationalizing the Denominator

Assessment

Interactive Video

Mathematics

10th - 12th Grade

Hard

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The video tutorial explains the process of rationalizing denominators in algebraic fractions. It covers the use of the identity property of multiplication to eliminate radicals from denominators, ensuring expressions are in their simplest form. The tutorial also addresses rationalizing denominators with cube roots and introduces the concept of conjugates for cases where the factor of 1 method is not applicable. Through examples, the video demonstrates how to simplify expressions using these techniques.

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4 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you use conjugates to rationalize a denominator?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the sum and difference pattern in relation to conjugates?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the steps taken to simplify the expression 3 plus the square root of 5.

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of simplifying before distributing in rationalizing expressions?

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