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| Nayland College Mathematics; More than just a school | |||||||||||||||
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Achievement Standard 2.9 Solving Trig Equations is a 2 credit external assessment Solving straight forward trigonometric equations which can involve degrees or radians and finding multiple solutions. These equations are based on the trig graphs - or transformations of the graphs. Excellence questions involve application of trig graphs |
| 1 | Review of trigonometry, plotting trig graphs, amplitude, period Word Doc: Notes |
Theta p258 p259 Ex 25.1 |
| 2 | Radians, vertical stretch, vertical shift horizontal compression Word Doc: Notes |
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| 3 | Word Doc: Notes |
p262 Ex 25.2 p263 Ex 25.3 |
| 4 | Basic trig equations: finding all solns Word Doc: Notes | Notes | Unit circle Powerpoint: Trig Equations |
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| 5 | Trig equations with radians Word Doc: Notes |
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| 6 | Word Doc: Notes |
p267 Ex 25.4 p268 Ex 25.5 |
| 7 | Finding the rule for a graph & Applications Word Doc: Notes |
p268 Ex 25.6 |
| 8 | ||
| Topic | Description | Type |
| Trig graph animations | Link to pendulum website Note the site only shows animations for a set time. Refresh the page and reopen them. | Website |
| Powerpoint application problems: Merit problems: Pump | Piston | Swing Excellence problems: Pump | Piston | Swing | |
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| Revision | Revision sheet on application problems with worked solutions. | Word |
