U7L3: Solving Trig Equations

Front

What is the range of the sine function?

Back

The range of the sine function is [-1, 1].

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What is the range of the cosine function?

Back

The range of the cosine function is [-1, 1].

Front

What is the Pythagorean identity for sine and cosine?

Back

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What does it mean to set an equation equal to zero?

Back

Setting an equation equal to zero is a common step in solving equations, allowing for factoring or applying the zero product property.

Front

What is the zero product property?

Back

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Front

What is the significance of the unit circle in trigonometry?

Back

The unit circle helps define the sine and cosine functions as the y and x coordinates of points on the circle.