I really like this powers of i task involving factorials from Mark Dugopolski’s Elementary and Intermediate Algebra. Sadly, our Oklahoma standards do not include factorials, so the problem isn’t as accessible to my Algebra 2 and Pre-Calculus classes as I would want it to be. If your students also need help understanding factorials, I have …

# Complex Numbers Activities

Yesterday, after spending a bit of time laminating and cutting out the cards for the trig open middle task I posted about yesterday, As I was looking through the Open Middle tasks for complex numbers, I got the idea of creating a task involving the powers of i (imaginary numbers). I was shocked at first …

I created this complex numbers foldable for my Algebra 2 students to glue in their interactive notebooks. I pre-printed a + bi at the top of the notes so that we could label the two parts of a complex number: the real part (a) and the imaginary part (bi). Below this, there are dotted lines …