Professor Leonard Courses

Intermediate Algebra Lecture - Studying Common and Natural Logarithms

Explore common and natural logarithms, including their applications in the Richter scale and principles of natural logs, with a focus on Euler's number and change of base.

• YouTube
• 51 minutes
• On-Demand
• Free Video

Intermediate Algebra Lecture - An Introduction to Radicals and Radical Functions

Comprehensive introduction to radicals and radical functions, covering square and cube roots, simplification techniques, and practical applications in intermediate algebra.

• YouTube
• 1 hour 14 minutes
• On-Demand
• Free Video

Intermediate Algebra Lecture - An Introduction to Non-Linear Functions

Explore non-linear functions, including square roots, absolute values, and reflections. Learn to graph and analyze these functions for a deeper understanding of intermediate algebra.

• YouTube
• 46 minutes
• On-Demand
• Free Video

Properties of Exponents in Polynomials - Multiplying Polynomials

Learn properties of exponents in polynomials and techniques for multiplying polynomials, including product and power properties, with clear examples and step-by-step explanations.

• YouTube
• 56 minutes
• On-Demand
• Free Video

Prealgebra Lecture - Adding and Subtracting Polynomials

Learn to add and subtract polynomials, combine like terms, and distribute negatives in this comprehensive pre-algebra lesson with practice questions and evaluation.

• YouTube
• 42 minutes
• On-Demand
• Free Video

Prealgebra Lecture - Applications of Solving Equations with Proportions

Learn to apply proportions in real-world scenarios, from tire calculations to profit analysis, enhancing problem-solving skills in practical mathematics.

• YouTube
• 33 minutes
• On-Demand
• Free Video

Prealgebra Lecture - Simplifying Complex Fractions and Order of Operations with Fractions

Master simplifying complex fractions and applying order of operations to fractions in this comprehensive lecture, enhancing your prealgebra skills and problem-solving abilities.

• YouTube
• 1 hour 14 minutes
• On-Demand
• Free Video

Prealgebra Lecture - Multiplication of Whole Numbers. Area of a Rectangle

Learn multiplication properties, distribution, large number multiplication, and area calculation with practical applications and word problems.

• YouTube
• 46 minutes
• On-Demand
• Free Video

Statistics Lecture - Confidence Interval for the Sample Mean, Population Standard Deviation Known

Learn to calculate confidence intervals for sample means with known population standard deviation, including margin of error and required sample size determination.

• YouTube
• 49 minutes
• On-Demand
• Free Video

Statistics Lecture - The Central Limit Theorem for Statistics Using Z-Score, Standard Score

Explore the Central Limit Theorem, z-scores, and standard scores in statistics. Learn key concepts and their practical applications through examples and explanations.

• YouTube
• 1 hour 31 minutes
• On-Demand
• Free Video

Statistics Lecture - Introduction to Probability

Comprehensive introduction to probability concepts, covering sample spaces, events, observed and classical probabilities, and subjective probability, with practical examples and applications.

• YouTube
• 1 hour 42 minutes
• On-Demand
• Free Video

Finding All Solutions of Polynomials

Learn to fully factor polynomials over complex numbers and find all solutions, including complex ones, in this comprehensive algebra lesson.

• YouTube
• 1 hour 9 minutes
• On-Demand
• Free Video

How to Use the Rational Zeros Theorem - Precalculus - College Algebra

Learn to apply the Rational Zeros Theorem to find potential rational roots of polynomial functions, enhancing your problem-solving skills in precalculus and college algebra.

• YouTube
• 1 hour 21 minutes
• On-Demand
• Free Video

Descartes Rule of Signs - Precalculus - College Algebra

Learn to determine polynomial function x-intercepts using Descartes' Rule of Signs, a powerful technique for analyzing polynomial behavior and roots.

• YouTube
• 31 minutes
• On-Demand
• Free Video

Synthetic Division and Long Division of Polynomials - Precalculus - College Algebra

Learn techniques for dividing polynomials using synthetic and long division methods, essential for understanding the Rational Zeros Theorem in precalculus and college algebra.

• YouTube
• 53 minutes
• On-Demand
• Free Video