Question to answer: What modulus and argument results when we multiply two complex numbers?[br]Move the two complex numbers to explore patterns in their products.

1) Summarize the rule for finding the product of two complex numbers in polar form.[br]2) Find the product 2cis(pi/6)*3cis(4pi/3) using your rule. Then verify your result with the app.[br]3) Find an exact value for cos (5pi/12).