Pre-Calculus - Learn How To Evaluate the Double Angle of Sine

Pre-Calculus - Learn How To Evaluate the Double Angle of Sine

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial explains the sine of a double angle formula, which is 2 times sine of Theta times cosine Theta. It guides through finding sine and cosine values, understanding quadrants, and using the Pythagorean theorem to solve for the sides of a triangle. The tutorial concludes with calculating the sine of two Theta, emphasizing the importance of understanding trigonometric identities and their applications.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the formula for sine of two Theta?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you determine when tangent is less than zero?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain how to find the opposite side using the Pythagorean theorem.

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the relationship between sine and cosine in this context?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you simplify the expression for sine of two Theta?

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