definition of a function continuous at a point 265 videos

Graphs of the Sine and Cosine Functions
Precalculus Trigonometric Functions
How to define periodic functions.
periodic functions period amplitude 
Concavity and Inflection Points
Calculus Applications of the Derivative
How to show that a function is discontinuous at a point x=a because it is not defined there.

Three Undefined Terms: Point, Line, and Plane
Geometry Geometry Building Blocks
How to describe and label point, line, and plane. How to define coplanar and collinear.
point line plane coplanar collinear 
Functional Groups
Chemistry Organic Chemistry
Understanding how the functional groups of hydrocarbons affect their chemical properties.
functional groups hydrocarbons organic 
Piecewise Functions
Algebra 2 Additional Topics
How to define a piecewise function.
absolute value absolute value graph piecewise function domain restriction 
Derivatives of Linear Functions
Calculus The Derivative
How to determine the derivative of a linear function.
linear functions derivative slope 
Law of Definite Proportions  Law of Multiple Proportions
Chemistry Matter
Understanding the laws of definite and multiple proportions.
law of definite proportions law of multiple proportions matter dalton's law compounds 
Law of Definite Proportions  Law of Multiple Proportions
Physics The Atom and Quantum Physics
Understanding the laws of definite and multiple proportions.
law of definite proportions law of multiple proportions matter dalton's law compounds 
Polynomial Function
Algebra 2 Polynomials
How to evaluate a polynomial in function notation.
function notation f(x) polynomial constant linear quadratic cubic 
The Fundamental Theorem of Calculus
Calculus The Definite Integral
How to use the fundamental theorem of calculus to evaluate a definite integral.
fundamental theorem of calculus definite integral antiderivative continuity 
Optimization Using the Closed Interval Method
Calculus Applications of the Derivative
How to evaluate the limit of a function at points where it is not continuous.

Derivatives of Power Functions
Calculus The Derivative
How to determine the derivative of a power function.
power functions derivative derivative formula 
Domain Restrictions and Functions Defined Piecewise
Precalculus Introduction to Functions
How a domain restriction affects the graph of a function.
functions domain domain restrictions quadratic functions linear functions vertex parabola 
Finding the Domain of a Function
Precalculus Introduction to Functions
How to find the domain of a function when it has rational or radical expressions.
functions domain parent functions inequalities interval notation 
Function Notation with Logs and Exponentials
Algebra 2 Inverse, Exponential and Logarithmic Functions
How to use function notation to solve log equations.
function notation solving log equations 
Function Notation with Logs and Exponentials
Precalculus Exponential and Logarithmic Functions
How to use function notation to solve log equations.
function notation solving log equations 
Integer Power Functions
Precalculus Polynomial and Rational Functions
How we identify odd power functions and even power functions.
odd power functions even power functions domain range end behavior symmetric about origin symmetric about y axis 
Polynomial Functions
Precalculus Polynomial and Rational Functions
How we define polynomial functions, and identify their leading coefficient and degree.
polynomial functions coefficients leading term leading coefficient degree 
Symmetry of Graphs: Odd and Even Functions
Precalculus Introduction to Functions
How to recognize the graph of an even or odd function.
even functions odd functions symmetric with respect to the y axis symmetric with respect to the origin parent functions