In this math tutorial, I will show you how to add and subtract complex numbers. You will learn the steps in adding rational ...

Description: 👉 Learn how to write the equation of a polynomial when given imaginary zeros. Recall that a polynomial is an ...

It may contain inaccuracies due to the limitations of machine translation. Humanities scholar Lee Eun-soo, professor of philosophy at Seoul National University (left), and mathematician Lee Seung-jae, ...

All numbers are imaginary (even "zero" was contentious once). Introducing the square root(s) of minus one is convenient because (i) all n-degree polynomials with real coefficients then have n roots, ...

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.

Our February Insights puzzle sent readers on a treasure hunt based on complex numbers. First we provided a bit of a primer, demonstrating that complex numbers (expressions of the form a + bi, where ...