What are the coordinate points for 210 degrees on the unit circle?
Evaluating the difference of two angles for sine
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Mathematics
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11th Grade - University
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Hard
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The video tutorial explains how to break down the sine of 165 degrees using angle subtraction. It covers identifying coordinate points on the unit circle for 210 and 45 degrees, applying the angle subtraction formula for sine, and simplifying the resulting expression using common factors. The tutorial emphasizes understanding the unit circle and trigonometric identities to solve the problem effectively.
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5 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
How do you find the coordinate point for 45 degrees?
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
Explain the process of evaluating the sine of the difference of two angles.
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the formula used to evaluate the sine of the difference of two angles?
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5.
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3 mins • 1 pt
How can you simplify the expression involving sqrt 2 and sqrt 6?
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