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00:08:26
Proof of angle addition formula for sine | Trigonometry | Khan Academy
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8 意见
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00:08:26
Proof of angle addition formula for sine | Trigonometry | Khan Academy
Teacherflix
8 意见
·
04/01/24
00:12:52
Example: Amplitude and period transformations | Trigonometry | Khan Academy
Teacherflix
5 意见
·
04/01/24
00:04:05
Sine and cosine of complements example | Basic trigonometry | Trigonometry | Khan Academy
Teacherflix
3 意见
·
04/01/24
00:08:35
Sine of non special angle | Trig identities and examples | Trigonometry | Khan Academy
Teacherflix
4 意见
·
04/01/24
00:05:42
45-45-90 triangle side ratios | Right triangles and trigonometry | Geometry | Khan Academy
Teacherflix
4 意见
·
04/01/24
00:07:53
Solving triangle in unit circle | Trigonometry | Khan Academy
Teacherflix
11 意见
·
04/01/24
00:08:56
Similarity to define sine, cosine, and tangent | Basic trigonometry | Trigonometry | Khan Academy
Teacherflix
2 意见
·
04/01/24
00:07:58
Symmetry of trig values | Trig identities and examples | Trigonometry | Khan Academy
Teacherflix
3 意见
·
04/01/24
00:09:22
Example: Graph, domain, and range of sine function | Trigonometry | Khan Academy
Teacherflix
7 意见
·
04/01/24
00:06:15
Using the Pythagorean trig identity | Trig identities and examples | Trigonometry | Khan Academy
Teacherflix
5 意见
·
04/01/24
00:06:15
Using the Pythagorean trig identity | Trig identities and examples | Trigonometry | Khan Academy
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13 意见
·
04/01/24
00:03:29
Example: Radian measure and arc length | Trigonometry | Khan Academy
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5 意见
·
04/01/24
00:10:12
Tangent graph | Graphs of trig functions | Trigonometry | Khan Academy
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5 意见
·
04/01/24
00:04:44
Secant (sec), cosecant (csc) and cotangent (cot) example | Trigonometry | Khan Academy
Teacherflix
2 意见
·
04/01/24
00:03:29
Example: Radian measure and arc length | Trigonometry | Khan Academy
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2 意见
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04/01/24
00:10:12
Tangent graph | Graphs of trig functions | Trigonometry | Khan Academy
Teacherflix
3 意见
·
04/01/24
00:04:44
Secant (sec), cosecant (csc) and cotangent (cot) example | Trigonometry | Khan Academy
Teacherflix
5 意见
·
04/01/24
00:09:56
Radian and degree | Unit circle definition of trig functions | Trigonometry | Khan Academy
Teacherflix
1 意见
·
04/01/24
00:03:07
Examples using pythagorean identities to simplify trigonometric | Trigonometry | Khan Academy
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12 意见
·
04/01/24
00:09:56
Radian and degree | Unit circle definition of trig functions | Trigonometry | Khan Academy
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6 意见
·
04/01/24
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