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Trigonometric Identities, Exact Values, and Inverse Functions – Precalculus Study Guidance
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Sum and Difference Identities
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4:47
Sum and Difference of Tangent
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849
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2:42
Sum and Difference of Sine & Cosine Example 3
Callie
750
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22
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06:14
Sum and Difference of Sine & Cosine
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1604
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49
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1
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Double Angle Identities
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5:06
Double Angle Identities
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1122
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19
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2:33
Double Angle Identities Example 1
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744
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24
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2:26
Double Angle Identities Example 2
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658
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21
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Solving Trigonometric Equations Using Identities
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4:42
Solve Trig Equations Using Identity Substitutions
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1163
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29
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Inverse Sine, Cosine, & Tangent
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3:17
Inverse Tangent
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948
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28
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1
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1:08
Example 1
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1317
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27
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1:25
Example 3
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759
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Trigonometric Functions on the Unit Circle
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6:34
Sine, Cosine, & Tangent on the Unit Circle
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1940
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42
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1
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Common Values of Sine, Cosine, & Tangent
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6:04
Example 1
Callie
877
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47
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5:08
Sine, Cosine, & Tangent of 30°, 45°, & 60°
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1286
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38
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