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4.4 Compound Angle Formulas
Textbook
Advanced Functions McGraw-Hill
Chapter
Chapter 4
Section
4.4
Proofs of Compounded Angle Fromulas 3 Videos
8.48mins
Proof of Compounded Angle Formula using Unit Circle for Cosine Ratio
2.23mins
Proof of Sine Compounded Angle Formula using the Cosine Formula
3.19mins
Proof of Tangent Compounded Angle Formulas
Lecture with examples 11 Videos
Section Intro
1.14mins
Evaluating Cos 75 in Exact Values
1.31mins
Evaluating Cos 15 in Exact Values
0.40mins
Simplifying Trig Expression using Sine Formula
0.39mins
Simplifying Trig Expression using Cosine Formula
1.18mins
Proving Cosine Co-functional Identities with Compounded Angle Formulas
0.42mins
Proving Identities with Tangent Compounded Angle Formula
1.11mins
Identity of Differential Quotient using Sine Compounded Angle Formulas
2.04mins
Find sinA+B from given ratios ex1
4.12mins
Finding the location of 2x angle given single x
2.11mins
Finding double of x ratios given single x ratios
Solutions 54 Videos
0.34mins
Q1a
0.26mins
Q1b
0.26mins
Q1c
0.23mins
Q1d
0.55mins
Q2a
0.51mins
Q2b
0.36mins
Q2c
0.47mins
Q2d
0.44mins
Q3a
0.39mins
Q3b
1.04mins
Q3c
0.52mins
Q3d
0.53mins
Q4a
0.56mins
Q4b
1.23mins
Q5a
0.47mins
Q5b
1.40mins
Q6a
1.35mins
Q6b
1.24mins
Q7a
1.20mins
Q7b
0.33mins
Q8a
0.30mins
Q8b
0.45mins
Q9a
0.34mins
Q9b
0.58mins
Q9c
0.20mins
Q9d
1.11mins
Q10a
2.01mins
Q10b
0.43mins
Q11a
0.25mins
Q11b
0.54mins
Q11c
0.32mins
Q11d
0.43mins
Q12
0.32mins
Q13
0.43mins
Q14a
0.39mins
Q14b
2.43mins
Q15a
0.37mins
Q15b
0.39mins
Q15c
0.37mins
Q19a
1.55mins
Q19b
1.03mins
Q19c
1.55mins
Q20ab
2.25mins
Q20c
1.36mins
Q21a
1.26mins
Q21b
0.50mins
Q22a
3.37mins
Q23a
1.06mins
Q23b
1.43mins
Q24a
1.31mins
Q24b
1.52mins
Q25
2.49mins
Q26
Q28