Here I talked about complex numbers and introduced the Re and Im functions. In this post you can find exercises you can practice with to apply what you’ve learnt. You may find these links useful: https://addjustabitofpi.com/what-are-imaginary-numbers/ https://addjustabitofpi.com/whats-integration/ https://addjustabitofpi.com/rules-and-properties-of-integrals/
In a previous post (https://addjustabitofpi.com/what-are-imaginary-numbers/) we saw what imaginary numbers are and the basic operations with them. Here you can practice and in another post you will be able to check your answers and see the procedure. I would love to see your answers in the comments!