Question

write the following set in the builder form. A={5,10,15,20}
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Answer 1

In set theory and its applications to logic, mathematics, and computer science, set-builder notation is a mathematical notation for describing a set by enumerating its elements, or stating the properties that its members must satisfy

Answer 2

Answer:

A={x:x=5n ,n=N,n is less than or equal to two}