Playlist Duration

Playlist · Professor Leonard

Precalculus - College Algebra/Trigonometry

by Professor Leonard · 115 videos

Listed in Best free college math courses on YouTube, ranked by total hours

Total watch time

3d 3h 7m

at 1× speed · exactly 3 days, 3 hours, 6 minutes, 53 seconds at 1×

At an hour a day you'd finish in 76 days

The shape of the course

115 videos in blocks of 10 · each column is a block's total, to scale

4h 51m
5h 50m
6h 35m
7h 52m
6h 6m
5h 39m
6h 39m
5h 17m
7h 3m
8h 3m
8h 17m
2h 55m

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About 76 days at an hour a day

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At one hour a day, every day, this playlist takes about 76 days. Turn on JavaScript to plan around your week.

Videos (115)

3d 3h 7m in total · tick what you've watched

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Videos to
Watched
1 Intro to Precalculus (Precalculus - College Algebra 1) 3:16 2019-08-26
2 Introduction to Functions (Precalculus - College Algebra 2) 41:45 2019-08-28
3 How to Evaluate Functions (Precalculus - College Algebra 3) 50:29 2019-09-04
4 Finding the Domain of Functions (Precalculus - College Algebra 4) 40:51 2019-09-14
5 Operations of Functions (Precalculus - College Algebra 5) 22:16 2019-09-23
6 Using the Vertical Line Test (Precalculus - College Algebra 6) 11:52 2019-09-30
7 Features of Graphs, Domain, Range (Precalculus - College Algebra 7) 49:23 2019-10-09
8 Properties of Functions - Even vs Odd (Precalculus - College Algebra 8) 29:08 2019-10-16
9 Properties of Functions - Increasing vs Decreasing (Precalculus - College Algebra 9) 15:15 2019-10-23
10 Properties of Functions - Extrema (Precalculus - College Algebra 10) 26:22 2019-10-30
11 Average Rate of Change of a Function (Precalculus - College Algebra 11) 10:32 2019-11-06
12 How to Graph Piecewise Functions (Precalculus - College Algebra 12) 45:29 2019-11-13
13 Graphs You Must Know (Precalculus - College Algebra 13) 19:11 2019-11-20
14 Introduction to Graph Transformations (Precalculus - College Algebra 14) 48:01 2019-12-06
15 How to Graph with Transformations (Precalculus - College Algebra 15) 33:09 2019-12-19
16 Introduction to Solving Quadratics (Precalculus - College Algebra 16) 12:34 2020-01-15
17 The Square Root Method in Solving Quadratics (Precalculus - College Algebra 17) 44:27 2020-01-24
18 Using Factoring to Solve Quadratics (Precalculus - College Algebra 18) 55:48 2020-01-29
19 Completing the Square Made Easy (Precalculus - College Algebra 19) 1:01:26 2020-02-19
20 Proving the Quadratic Formula - Twice (Precalculus - College Algebra 20) 19:08 2020-02-24
21 Using the Quadratic Formula (Precalculus - College Algebra 21) 46:04 2020-03-04
22 Finding Intersections of Functions (Precaluclus - College Algebra 22) 19:51 2020-03-12
23 Using Substitutions to Solve Equations (Precalculus - College Algebra 23) 47:53 2020-04-30
24 Graphing Quadratic Functions (Precalculus - College Algebra 24) 54:57 2020-05-15
25 Solving Quadratic Inequalities (Precalculus - College Algebra 25) 37:25 2020-05-26
26 Applications of Quadratic Functions (Precalculus - College Algebra 26) 26:04 2020-08-05
27 Introduction to Polynomial Functions (Precalculus - College Algebra 27) 34:36 2020-08-10
28 Power Functions (Precalculus - College Algebra 28) 32:00 2020-08-24
29 Multiplicity and End Behavior of Polynomials (Precalculus - College Algebra 29) 37:44 2020-08-31
30 Creating Polynomials from Real Zeros (Precalculus - College Algebra 30) 58:08 2020-09-15
31 How to Sketch Polynomial Functions (Precalculus - College Algebra 31) 1:04:05 2020-09-21
32 Synthetic Division and Long Division of Polynomials (Precalculus - College Algebra 32) 52:49 2020-09-23
33 Descartes Rule of Signs (Precalculus - College Algebra 33) 30:37 2020-09-23
34 How to Use the Rational Zeros Theorem (Precalculus - College Algebra 34) 1:21:10 2020-09-24
35 Introduction to Complex Solutions of Polynomials (Precalculus - College algebra 35) 17:32 2020-09-28
36 Creating Polynomials from Complex Solutions (Precalculus - College Algebra 36) 40:23 2020-09-28
37 Finding ALL Solutions of Polynomials (Precalculus - College Algebra 37) 1:09:18 2020-09-29
38 Finding Vertical Asymptotes of Rational Functions (Precalculus - College Algebra 38) 40:21 2020-09-30
39 Graphing Rational Functions with Transformations (Precalculus - College Algebra 39) 46:24 2020-10-04
40 Finding a Horizontal Asymptote of a Rational Function (Precalculus - College Algebra 40) 29:48 2020-10-05
41 Finding an Oblique Asymptote of a Rational Function (Precalculus - College Algebra 41) 15:46 2020-10-06
42 Finding End Behavior of Rational Functions (Precalculus - College Algebra 42) 7:49 2020-10-06
43 Finding Asymptotes and Holes of Rational Functions (Precalculus - College Algebra 43) 51:33 2020-10-07
44 Graphing Rational Functions (Precalculus - College Algebra 44) 1:45:45 2020-10-12
45 Inequalities with Functions - Graphically (Precalculus - College Algebra 45) 20:30 2020-10-13
46 Inequalities with Polynomial Functions (Precalculus - College Algebra 46) 34:05 2020-10-14
47 Inequalities with Rational Functions (Precalculus - College Algebra 47) 58:13 2020-10-16
48 Composition of Functions (Precalculus - College Algebra 48) 28:21 2020-10-21
49 Finding Domain of Composite Functions (Precalculus - College Algebra 49) 29:16 2020-10-22
50 One to One Functions (Precalculus - College Algebra 50) 14:55 2020-10-26
51 Finding Inverse Functions (Precalculus - College Algebra 51) 51:43 2020-10-28
52 Graphs of Exponential Functions (Precalculus - College Algebra 52) 23:51 2020-10-28
53 Graphing Exponential Functions with Transformations (Precalculus -College Algebra 53) 38:29 2020-10-29
54 Solving Exponential Equations with Common Bases (Precalculus - College Algebra 54) 37:06 2020-10-31
55 Introduction to Logarithms and Their Graphs (Precalculus - College Algebra 55) 1:01:13 2020-11-03
56 Graphing Logarithms with Transformations (Precalculus - College Algebra 56) 16:01 2020-11-03
57 Introduction to Solving Logarithms and Exponentials (Precalculus - College Algebra 57) 34:46 2020-11-04
58 Properties of Logarithms (Precalculus - College Algebra 58) 21:49 2020-11-05
59 How to Expand Logarithms (Precalculus - College Algebra 59) 28:42 2020-11-07
60 How to Combine Logarithms (Precalculus - College Algebra 60) 25:46 2020-11-08
61 How to Change the Base of a Logarithm (Precalculus - College Algebra 61) 9:55 2020-11-08
62 Solving Logarithms with Common Bases (Precalculus - College Algebra 62) 33:00 2020-11-09
63 Solving Logarithmic Equations with Exponentials (Precalculus - College Algebra 63) 1:03:43 2020-11-10
64 Solving Exponential Equations with Logarithms (Precalculus - College Algebra 64) 1:03:24 2020-11-11
65 Review of Compound Interest (Precalculus - College Algebra 65) 46:13 2020-11-11
66 Exponential Growth and Decay (Precalculus - College Algebra 66) 48:26 2020-11-13
67 Introduction to Sequences (Precalculus - College Algebra 67) 54:35 2020-11-17
68 Introduction to Series and Summation Notation (Precalculus - College Algebra 68) 42:41 2020-11-17
69 Arithmetic Sequences (Precalculus - College Algebra 69) 21:31 2020-11-18
70 Arithmetic Series (Precalculus - College Algebra 70) 15:11 2020-11-19
71 Geometric Sequences (Precalculus - College Algebra 71) 30:14 2020-11-23
72 Geometric Series (Precalculus - College Algebra 72) 42:02 2020-11-30
73 Proof by Mathematical Induction (Precalculus - College Algebra 73) 22:35 2020-12-02
74 Introduction to Angles (Precalculus - Trigonometry 1) 26:59 2021-01-27
75 Converting Degrees, Minutes, and Seconds (Precalculus - Trigonometry 2) 19:10 2021-02-02
76 Introduction to Radians (Precalculus - Trigonometry 3) 17:26 2021-02-09
77 Converting Radians and Degrees (Precalculus - Trigonometry 4) 38:45 2021-02-18
78 Area of a Sector, Angular Velocity, Applications (Precalculus - Trigonometry 5) 36:57 2021-02-25
79 Trigonometric Functions and the Unit Circle (Precalculus - Trigonometry 6) 39:59 2021-03-09
80 How to Use the Unit Circle in Trigonometry (Precalculus - Trigonometry 7) 42:57 2021-03-25
81 Basic Properties of Trigonometric Functions (Precalculus - Trigonometry 8) 1:10:54 2021-04-26
82 Reciprocal Identities in Trigonometry (Precalculus - Trigonometry 9) 46:54 2021-04-29
83 Pythagorean Identities for Trigonometric Functions (Precalculus - Trigonometry 10) 37:54 2021-05-15
84 The Graphs of Sine and Cosine (Precalculus - Trigonometry 11) 34:34 2021-05-26
85 Graphing Transformations with Sine and Cosine (Precalculus - Trigonometry 12) 1:06:48 2021-06-09
86 How to Graph Tangent and Cotangent (Precalculus - Trigonometry 13) 26:14 2021-06-22
87 Graphing Transformations with Tangent and Cotangent (Precalculus - Trigonometry 14) 40:39 2021-08-02
88 How to Graph Cosecant and Secant (Precalculus - Trigonometry 15) 29:55 2021-08-05
89 How to Graph Phase Shifts of Trigonometric Functions (Precalculus - Trigonometry 16) 37:52 2021-08-09
90 Introduction to Inverse Trigonometric Functions (Precalculus - Trigonometry 17) 30:58 2021-08-12
91 How to Use Inverse Trigonometric Functions (Precalculus - Trigonometry 18) 53:55 2021-08-16
92 How to Find Inverse Trigonometric Functions (Precalculus - Trigonometry 19) 32:14 2021-08-19
93 How to Solve Basic Inverse Trigonometric Functions (Precalculus - Trigonometry 20) 7:14 2021-08-23
94 An Indepth Look at Using Inverse Trig Functions (Precalculus - Trigonometry 21) 1:18:27 2021-08-26
95 How to Solve Trigonometric Equations (Precalculus - Trigonometry 22) 1:34:36 2021-09-01
96 Introduction to Using Trigonometric Identities (Precalculus - Trigonometry 23) 23:44 2021-09-08
97 How to Prove Trigonometric Identities (Precalculus - Trigonometry 24) 55:39 2021-09-20
98 Introduction to Sum and Difference Formulas in Trigonometry (Precalculus - Trigonometry 25) 51:27 2021-10-20
99 Using Sum and Difference Formulas in Trigonometry (Precalculus - Trigonometry 26) 58:07 2021-10-25
100 Proving the Double and Half Angle Formulas for Trigonometry (Precalculus - Trigonometry 27) 27:17 2021-10-27
101 How to Use the Double and Half Angle Formulas for Trigonometry (Precalculus - Trigonometry 28) 1:20:34 2021-11-09
102 How to Use Product to Sum and Sum to Product Formulas in Trig (Precalculus - Trigonometry 29) 45:47 2021-11-10
103 Introduction to Right Triangle Trigonometry (Precalculus - Trigonometry 30) 1:01:47 2021-10-13
104 Finding Sides and Angles with Right Triangle Trigonometry (Precalculus - Trigonometry 31) 42:46 2021-10-18
105 How to Use the Law of Sines in Trigonometry (Precalculus - Trigonometry 32) 1:27:46 2021-11-11
106 How to Use the Law of Cosines in Trigonometry (Precalculus - Trigonometry 33) 56:36 2021-11-15
107 How to Find the Area of a Triangle with Trigonometry (Precalculus - Trigonometry 34) 16:19 2021-11-16
108 Simple Harmonic Motion in Trig (Precalculus - Trigonometry 35) 33:23 2021-11-17
109 Introduction to Polar Coordinates (Precalculus - Trigonometry 36) 38:06 2021-11-18
110 How to Convert From Polar Coordinates to Rectangular Coordinates (Precalculus - Trigonometry 37) 34:24 2021-11-24
111 How to Convert From Rectangular Coordinates to Polar Coordinates (Precalculus - Trigonometry 38) 48:53 2021-11-25
112 How to Convert From Rectangular Equations to Polar Equations (Precalculus - Trigonometry 39) 28:27 2021-11-26
113 How to Convert From Polar Equations to Rectangular Equations (Precalculus - Trigonometry 40) 26:24 2021-11-27
114 How to Graph Basic Polar Equations (Precalculus - Trigonometry 41) 24:48 2021-11-29
115 How to Graph Advanced Polar Equations with Symmetry (Precalculus - Trigonometry 42) 46:38 2021-11-30
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