Sagot :
Answer:
a set is well defined if there is no ambaguityas yo wheter or not an object belongs to it, i.e.. a set defined is so that we can always tell what is and what is a member of the set. Example : C = (red, blue, yellow, green, purple.) is well defined since its clear what is in the set.
Step-by-step explanation:
hope it helps
pa brainliest