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15.5 Double Angle Identities. Double Angle Identities.

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Presentation on theme: "15.5 Double Angle Identities. Double Angle Identities."— Presentation transcript:

1 15.5 Double Angle Identities

2 Double Angle Identities

3 Find sin2x for the angle in the given quadrant satisfying the given condition. 1.

4 Find sin2x for the angle in the given quadrant satisfying the given condition. 2.

5 Find cos2x for the angle in the given quadrant satisfying the given condition. 3.

6 Find cos2x for the angle in the given quadrant satisfying the given condition. 4.

7 Find tan2x for the angle in the given quadrant satisfying the given condition. 5. and

8 Find tan2x for the angle in the given quadrant satisfying the given condition. 6. and

9 Use the given information to find sin2θ, cos2θ, and tan2θ. 7. and

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