## Posts Tagged ‘x’

### Ex: Quadratic Function Application – Maximum Area

This video explains how to use a quadratic function to find the dimensions of a rectangle with maximum area.

### Ex: Integration by Parts Involving a Trig and Linear Function (x*cos(4x))

This video provides an example of integration by parts. The integrand is a product of a linear function and a trigonometric function.

### Ex: Evaluate a Definite Integral Using a Geometric Formula (Semicircle)

This video provides an example of how to evaluate a definite integral using a geometric formula.

### Ex 2: Surface Area of Revolution in Parametric Form

This video provides an example of how to find the surface area when a curve given by parametric equations is rotated about the x-axis.

### Ex 1: Surface Area of Revolution in Parametric Form

This video provides an example of how to find the surface area when a curve given by parametric equations is rotated about the y-axis.

### Ex: Graphical Interpretation of a Scatter Plot and Line of Best Fit

This video explains how to use the graph of a scatter plot and line of best fit to make a prediction.

### SAT Math (Geometry) – Practice 1.6

The video provides an explanation of a practice SAT math question involving goemetry.  View or download the practice questions at http://www.ck12.org

### Ex: Domain and Range of Radical Functions

This video provided examples of how to find the domain and range of radical functions with index 2, 3, and 4.  The results are checked graphically.

### Ex: Domain and Range of Square Root Functions

This video provided three examples of how to determine the domain and range of various square root functions.  The results are verified graphically.

### Ex: Convert a Complex Number in Cartesian Form to Exponential Form

This video explains how to write a complex number given in Cartesian form in exponential form.