# It’s Easier to Learn Precalculus with StraighterLine’s YouTube Videos

Here’s just a quick tip for you today – if you’re stuck on a precalculus problem or concept, chances are you will find the help you’re seeking in one of the StraighterLine precalculus videos that you’ll find on YouTube. Each video delivers a powerful dose of learning in nine minutes or fewer.

Be sure to check them all out! Here’s just a selection of the videos you’ll find . . .

• Application of Newton's Law of Cooling
• Application Periodic Investments
• Application with Logarithms
• Applications for Point Slope Form
• Applications for Slope Intercept Form
• Basic Trigonometric Functions
• Equations Involving Rational Exponents
• How to Calculate Parallel and Perpendicular Lines
• How to Convert Between Degrees and Radians
• How to Divide Complex Numbers
• How to Factor Polynomials
• How to Find Domains and Ranges
• How to Find the Equation of a Rational Function
• How to Find the Equations of a Polynomial Function from its Graph
• How to Graph a Logarithmic Function
• How to Multiply Complex Numbers
• How to Simplify a Complex Fraction
• How to Simplify Radical Expressions
• How to Sketch the Graph of a Rational Function
• How to Solve Exponential Equations
• How to Solve Factorable Cubic Equations
• How to Solve Mixture Problems
• How to Solve Special Polynomial Products
• How to Use Conjugates
• Increasing and Decreasing Functions
• Inequalities without Solutions