Simplify Trig Complex Fractions

Simplify Trig Complex Fractions

Assessment

Interactive Video

Mathematics, Science

11th Grade - University

Hard

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The video tutorial covers complex fractions, focusing on using the least common denominator (LCD) to simplify them. It also delves into trigonometric identities, particularly the Pythagorean identity, and demonstrates how to rationalize denominators using conjugates. The tutorial includes examples of multiplying by conjugates to achieve the difference of squares and concludes with a final example involving trigonometric fractions.

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7 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the process to eliminate denominators in a complex fraction?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain how multiplying by the least common denominator (LCD) simplifies a complex fraction.

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the reciprocal of secant and how is it used in simplifying expressions?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the significance of the identity cosine squared of Theta plus sine squared of Theta equals one.

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you rationalize a denominator that contains a radical?

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

What happens when you multiply by the conjugate of a binomial expression?

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

How can you simplify the expression involving sine squared and cosine squared?

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