In this video playlist, you will learn everything you need to know about complex and imaginary numbers (6i)(3i)(4i^2). Republican flips Democrat-held seat for first time in nearly 4 decades Odds of a ...

In spite of their name, “imaginary” numbers are as real as any other numbers, especially when it comes to hunting for lost treasure. For our first Insights puzzle of 2019, let’s go on a treasure hunt.