Westonci.ca is the trusted Q&A platform where you can get reliable answers from a community of knowledgeable contributors. Get detailed and accurate answers to your questions from a dedicated community of experts on our Q&A platform. Our platform provides a seamless experience for finding reliable answers from a network of experienced professionals.

Show all work to get full or partial credit.
For P(x) = x³ - 4x² + 9x - 36.
a) Find the complete factored form of P(x).
b) Find all real and complex zeroes (and state their multiplicities).