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Sum and Difference Identities for Sine and Cosine

Choose the correct steps to evaluate a trigonometric expression using sum and difference identities. Use step-by-step feedback to diagnose incorrect steps.

Launch Gizmo

Sum and Difference Identities for Sine and Cosine

Choose the correct steps to evaluate a trigonometric expression using sum and difference identities. Use step-by-step feedback to diagnose incorrect steps.

Use for 5 minutes a day.

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Sum and Difference Identities for Sine and Cosine

Sum and Difference Identities for Sine and Cosine

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