Solve a trig equation with a double angle

👉 Learn how to use the double angle identities to solve trigonometric equations. When we have equations with a double angle we will apply the identities to create an equation that can help solve by inverse operations or factoring. We explore the double angles for sine, cosine and tangent.

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Organized Videos:
✅ Double Angle Formulas
   • Double Angle Formulas  
✅ Evaluate Double Angle Formulas from a Triangle
   • Evaluate Double Angle Formulas from a...  
✅ Solve Equations using Double Angle Formulas
   • Solve Equations using Double Angle Fo...  

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