difference of perfect squares 134 videos

Introduction to Conic Sections
Precalculus Conic Sections
How to create the different conic sections.
parabola circle ellipse oval hyperbola cone plane 
Biology Competition
Biology Communities and Ecosystems
Understanding the different types of biological competition.
biology competition interspecies competition competitive exclusion principle resource partitioning character displacement 
Electromagnetic Spectrum
Physics Light
Understanding the different parts of the electromagnetic spectrum.
electromagnetic spectrum 
Adding and Subtracting Radical Expressions
Algebra Radical Expressions and Equations
How to add and subtract radical expressions.
square root radical radicand like radicals 
The Identity Matrix
Precalculus Systems of Linear Equations and Matrices
How to determine the identity matrix of order n.
matrices square matrices the identity matrix matrix multiplication 
Introduction to Imaginary Numbers
Algebra 2 Roots and Radicals
How to define an imaginary number.
imaginary number i square root of a negative 
The Sine Addition Formulas
Precalculus Advanced Trigonometry
How to derive the sine of a sum formula.
cosine of a difference formula the cofunction identities the sine of a sum formula 
Derivatives of Exponential Functions
Calculus The Derivative
How to use the definition of the derivative to find a derivative formula for exponential functions.
limits derivative definition of the derivative difference quotient exponential functions natural logarithm 
Boiling Point Elevation
Chemistry Chemical Solutions
Understanding the colligative property of solutions that elevates boiling point.
boiling point elevation temperature difference vapor pressure atmospheric pressure 
The Sine Addition Formulas
Trigonometry Advanced Trigonometry
How to derive the sine of a sum formula.
cosine of a difference formula the cofunction identities the sine of a sum formula 
SpeedInstantaneous Speed
Physics Linear and Projectile Motion
Understanding the differences between speed and instantaneous speed.
speed instantaneous speed distance time mechanics 
Vector Quantities  Scalar Quantities
Physics Linear and Projectile Motion
Understanding the differences between vectors and scalar quantities.
vector scalar quantities magnitude direction 
Centrifugal Force
Physics Circular Motion and Rotational Mechanics
Recognizing the differences between centripetal and centrifugal force.
centrifugal force centripetal force centrifuge 
Nouns
Grammar Parts of Speech
The different types of nouns and how to use them.
nouns common proper concrete abstract collective compound 
Cellular Energy Production
Biology Cell Functions and Processes
Understanding different types of cellular energy production.
cellular energy production photosynthesis ATP 
Cell Transport
Biology Cell Functions and Processes
An overview of cell transport and its different types.
cell transport passive active ATP cellular diffusion facilitated diffusion osmosis endocytosis exocytosis protein pumps phagocytosis pinocytosis 
Empirical Formula  Molecular Formula
Chemistry Chemical Reactions
Understanding the differences between empirical and molecular formulas.
empirical formula molecular formula percent composition 
Heterogeneous Equilibrium  Homgeneous Equilibrium
Chemistry Chemical Equilibrium
Understanding the difference between homogeneous and heterogeneous equilibrium.
homogeneous heterogeneous equilibrium 
Introduction to Real Numbers
Algebra 2 Real Numbers
How to classify different types of real numbers.
real numbers natural counting whole integer rational irrational 
Reflectional Symmetry
Geometry Transformations
How to identify and describe reflectional symmetry.
symmetry figure maps isometry mirror image square equilateral triangle