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On the unit circle the sine of an angle is the… · Answer | StemPy Lab

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On the unit circle the sine of an angle is the height of its point. A student wants the angle in the principal branch of the inverse sine whose point sits at height -1. What is that angle?

MathematicsEasyHigh School (11–12)Trigonometry › Inverse Trigonometric Functions Board Exam

Created by StemPy Lab

On the unit circle the sine of an angle is the height of its point. A student wants the angle in the principal branch of the inverse sine whose point sits at height $-1$ . What is that angle?

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← A teacher draws the graph of y = cos⁻¹x and asks the class for the lowest and the highest height that the graph reaches, both included. Between which two heights does the graph lie?A student says that sin⁻¹x is just another way to write cosec x. Which statement is correct? →

More onTrigonometry › Inverse Trigonometric Functions

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