#### Example 2: solve a trig equation using a double angle identity

This tutorial provides an example of solving a trig equation that requires the use of a double angle identity.

This tutorial provides an example of solving a trig equation that requires the use of a double angle identity.

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This tutorial provides an example of solving a trig equation that requires the use of a double angle identity.

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**FREE**

Exercise solving trig equations with double angle identity.

By IBVodcasting

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**FREE**

Video tutorial on Using Double Angle Identities to Solve Equations, Example 1.
In this video, I use some double angle identities for sine and/or cosine to solve some equations.

By PatrickJMT

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**FREE**

This video provides three examples of simplifying and evaluating a trigonometric expression using a double angle identity.

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**FREE**

This lesson explains how to find the probability to two independent events.

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This video explains how to compare the mean and standard deviation of two groups of data.

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This video explains and provides an example of a discounted loan.

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The goal of this video is the solve absolute value equations algebraically and graphically.

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**FREE**

Lesson and questions showing students how to solve inequalities involving quadratics.

By sjcooper

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**$5.90**

A lesson showing students how to find the solution to an algebraic expression through decimal search.<br />
The lesson also includes two questions for students to attempt.

By sjcooper

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**$4.42**

This resource contains:<br />
<br />
- 12 slide PowerPoint presentation introducing use of algebra tiles for completing the square, providing pupils with a concrete conceptual model for developing the "formula method" in later lessons;<br />
- Support worksheet with tile diagrams for pupils to record their work;<br />
- Exit ticket to assess pupils' work at the end of the lesson;<br />
- Tile templates and instructions for creating the physical resource;<br />
- Supporting documentation with a full outline explaining how to use the resources.<br />
<br />
All resources provided with a complete set of answers/solutions. <br />
Worksheets provided in both pdf and original formats to allow for adaptation.<br />
<br />
This resource bundle addresses the following Programme of Study objectives:<br />
- Key Stage 4 Higher: (Introductory material for) solving quadratic equations by completing the square.

By missnorledge

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**$2.95**