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7.3 Double Angle Formulas
Textbook
Advanced Functions Nelson
Chapter
Chapter 7
Section
7.3
Solutions
46 Videos
0.56mins
Q1ab
0.24mins
Q1cd
0.17mins
Q1e
0.19mins
Q1f
0.21mins
Q2a
0.46mins
Q2b
0.15mins
Q2c
0.24mins
Q2d
0.11mins
Q2e
1.28mins
Q2f
1.12mins
Q3a
1.02mins
Q3b
0.36mins
Q3c
0.56mins
Q3d
0.34mins
Q3e
0.50mins
Q3f
4.39mins
Q4
3.03mins
Q5
4.22mins
Q6
1.54mins
Q7
4.29mins
Q8
1.54mins
Q9
5.27mins
Q10
0.47mins
Q11a
1.54mins
Q11b
2.42mins
Q12a
2.12mins
Q12b
3.47mins
Q12c
2.00mins
Q13a
0.35mins
Q13b
1.50mins
Q13c
1.29mins
Q13d
4.32mins
Q14
0.41mins
Q15a
0.45mins
Q15b
0.26mins
Q15c
0.30mins
Q16a
1.16mins
Q16b
0.44mins
Q16c
1.48mins
Q16d
1.39mins
Q17a
3.26mins
Q17b
1.42mins
Q18a
2.07mins
Q18b
0.37mins
Q18c
2.22mins
Q18d
1. Double Angles
9 Videos
1.37mins
Introduction to Double Angle Formulas Sine Double Angle Formula
1.57mins
Cosine Double Angle formulas
2.18mins
Simplifying using Cosine Double Angle Fomula examples
2.04mins
Cos3x in terms of Cos x only
1.32mins
Finding double angles ratios from single angle givens
4.27mins
Lowering Power using Double Angle formulas
1.44mins
Simplifying Expressions using Double Angles
3.41mins
Trig Identity using Double Angles Example
2.31mins
Trig Identity using Tangent Double Angle Example
2. Half Angles
4 Videos
3.33mins
Introduction to Half Angles
3.55mins
Summary of Half Angle Formulas
3.12mins
Finding sin(x/2) and cos(x/2) given cos x
2.38mins
Finding tan(x/2) given sin x