Explore IDNLearn.com's extensive Q&A database and find the answers you're looking for. Join our community to receive prompt and reliable responses to your questions from experienced professionals.

Consider the following.
f(x) = −3x³ + 40x² − 144x + 128
(a) List the possible rational zeros of f. (Enter your answers as a comma-separated list.)
(b) Determine all real zeros of f. (Enter your answers as a comma-separated list. Enter all answers using the appropriate multiplicities.)