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Trigonometry Identities - Power Reducing Identity True/False (Greek Letter)

Level 1

The topics in this unit focus on mastering the basic trigonometric identities. Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

PracticeWorksheetView

Trigonometry Identities - Power Reducing Identity True/False (Greek Letter)

Is this power reducing identity correct?

tan2(θ)=1−cos(2⋅θ)1+cos(2⋅θ)\text{tan}^2{(\theta)} = \frac{1-\text{cos}(2\cdot\theta)}{1+\text{cos}(2\cdot\theta)}

?