The future value of either an ordinary annuity or an annuity due may be calculated in Google Sheets. The Sheets command FV helps you to do this.

# How Do You Find Compound Interest Future Value In Google Sheets?

Google Sheets contains several powerful commands for calculating compound interest. This MathFAQ demonstrates how to compute future value using compound interest.

# Death and Piecewise Linear Functions

Although this may seem a little gruesome, it is not uncommon for businesses to give discounts for volume sales. In this case, a mortician charges less per pound for bodies weighing more than a certain amount.

The local mortician charges by the pound for embalming according to the following table:

Find a piecewise linear function that models the cost as a function of weight.

# Use a Blog to Help Teach Your Math Class (Part 5)

In Part 3 of this series, I demonstrated how easy it is to upload an image file to WordPress. For a mathematics teacher like myself, most of these images files are images of equations or graphs. In this post I want to go into more detail on how I capture these images using a screen capture utility called Snagit produced by Techsmith. Although there are many screen capture apps out there, Snagit is my favorite even though it is not free.

Continue reading Use a Blog to Help Teach Your Math Class (Part 5)

# Use a Blog to Help Teach Your Math Class (Part 4)

In the first post in this series, we briefly looked at what a theme is and what it does for your blog. Simply put, a theme in WordPress controls the overall look and how information is presented on a blog. The screenshot above shows several themes produced by WordPress. Each year, the organization produces a new theme. By picking a theme from this set, you can be guaranteed that it will be compatible with WordPress and any future upgrades to WordPress.

Continue reading Use a Blog to Help Teach Your Math Class (Part 4)