• #### Exponential Functions and their Graphs - Problem 8

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
How to use two points to write an exponential function containing the points.
• #### Derivatives of Polynomial Functions - Problem 2

##### Math›Calculus›The Derivative
How to compute the derivative of a polynomial function at a point, and how to find an equation of the line tangent to its graph at that point.
• #### Rotations - Problem 3

##### Math›Geometry›Transformations
How to find the angle of rotation in an isometry where the point of rotation is not given.
• #### Continuity - Concept

##### Math›Calculus›Limits and Continuity
How to determine whether a function f(x) is continuous at a particular point x=a.
• #### Midpoint Formula - Problem 1

##### Math›Algebra 2›Graphs of Linear Equations
How to find the midpoint of two points.
• #### Rotations - Problem 4

##### Math›Geometry›Transformations
How to rotate a point about the origin a given degree measure in the coordinate plane.
• #### Rotations - Problem 2

##### Math›Geometry›Transformations
How to rotate a given figure a given degree measure about a given point.
• #### Slope - Problem 1

##### Math›Algebra 2›Graphs of Linear Equations
How to find the slope between two points using the slope formula.
• #### Definition of Inverse - Problem 2

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
How to find the inverse of a point.
• #### Continuity - Problem 2

##### Math›Calculus›Limits and Continuity
How to show that a function is discontinuous at a point x=a because the limit as x approaches a does not exist.
• #### Radii to Tangents - Problem 1

##### Math›Geometry›Circles
How to calculate the central angle formed by radii to tangents that intersect at a point outside the circle.
• #### Continuity - Problem 1

##### Math›Calculus›Limits and Continuity
How to show that a function is discontinuous at a point x=a because it is not defined at a. Explanation of continuity.
• #### Rectangular Coordinate System - Problem 1

##### Math›Algebra 2›Graphs of Linear Equations
How to find a point on a line.
• #### Rectangular Coordinate System - Problem 3

##### Math›Algebra 2›Graphs of Linear Equations
How to solve for a variable given a point that lies on the line.
• #### The Definition of the Derivative - Problem 3

##### Math›Calculus›The Derivative
How to compute the derivative using the definition, and how to find an equation of the line tangent to its graph at a point.
• #### Continuity - Problem 3

##### Math›Calculus›Limits and Continuity
How to show that a function is discontinuous at a point x=a because its limit and its value at x=a are different. Explanation of continuity.
• #### Introduction to Polar Coordinates - Problem 2

##### Math›Precalculus›Polar Coordinates and Complex Numbers
How to convert the coordinates of a point from polar to rectangular.
• #### Finding an Inverse Algebraically - Problem 5

##### Math›Algebra 2›Inverse, Exponential and Logarithmic Functions
Examples of finding the inverse of point-slope functions
• #### Locus and Definition of a Circle and Sphere - Problem 1

##### Math›Geometry›Circles
How to find the locus of points that are equidistant from the endpoints of a segment.
• #### Introduction to Polar Coordinates - Problem 3

##### Math›Precalculus›Polar Coordinates and Complex Numbers
How to convert the coordinates of a point from polar to rectangular at an angle pi/4 and 3*pi/4.