# the law of cosines   107 videos

• #### Graphs of the Sine and Cosine Functions

##### TrigonometryTrigonometric Functions

How to define periodic functions.

periodic functions period amplitude
• #### Transforming the Graphs of Sine and Cosine

##### TrigonometryTrigonometric Functions

How the values of A and B affect the shape of the graph y = A sin(Bx).

sine period amplitude stretch compression reflection
• #### More Transformations of Sine and Cosine

##### TrigonometryTrigonometric Functions

How the value of h affects the shape of the graph y = A sin(B(x-h)).

transformations sine period amplitude phase shift horizontal shift
• #### Graphs of the Sine and Cosine Functions

##### PrecalculusTrigonometric Functions

How to define periodic functions.

periodic functions period amplitude
• #### Transforming the Graphs of Sine and Cosine

##### PrecalculusTrigonometric Functions

How the values of A and B affect the shape of the graph y = A sin(Bx).

sine period amplitude stretch compression reflection
• #### More Transformations of Sine and Cosine

##### PrecalculusTrigonometric Functions

How the value of h affects the shape of the graph y = A sin(B(x-h)).

transformations sine period amplitude phase shift horizontal shift

• #### Spring Potential Energy

##### PhysicsOscillatory Motion

Understanding the spring potential law.

spring potential energy
• #### Stoichiometry

##### ChemistryChemical Reactions

How to use stoichiometry to work with chemical equations.

stoichiometry law of conservation of mass
• #### Conservation of Energy

##### PhysicsEnergy and Momentum

How energy is neither created nor destroyed.

conservation energy first law of thermodynamics
• #### Conservation of Energy

##### PhysicsHeat and Thermodynamics

How energy is neither created nor destroyed.

conservation energy first law of thermodynamics
• #### Entropy

##### PhysicsHeat and Thermodynamics

Understanding the concept of entropy.

entropy second law thermodynamics disorder
• #### Reaction Rate Problems

##### ChemistryChemical Reaction Rates

How to solve reaction rate problems.

reaction rate problems rate law
• #### Conservation of Energy

##### ChemistryThermochemistry

How energy is neither created nor destroyed.

conservation energy first law of thermodynamics
• #### Entropy

##### ChemistryThermochemistry

Understanding the concept of entropy.

entropy second law thermodynamics disorder

• #### Relativity in Motion

##### PhysicsLinear and Projectile Motion

The laws of physics are not affected by varying amounts of inertia.

relativity motion special relativity speed
• #### Expanding Logarithms

##### Algebra 2Inverse, Exponential and Logarithmic Functions

How to use the laws of logarithms to expand a log.

rules of logarithms rules of logs