Which option gives a suitable description of F = {a, e, i, o, u}?
Answer and explanation
Correct answer: F = {x : x is a vowel in the English alphabet}
The roster form lists exactly the five English vowels: a, e, i, o, and u. A correct descriptive or set-builder form must include every one of these letters and no other letter. Option A describes precisely the vowels of the English alphabet. The other choices either describe consonants, include letters beyond the set, or include all alphabet letters.
Frequently asked questions
What is the correct answer to this question?
F = {x : x is a vowel in the English alphabet}
Why is this the correct answer?
The roster form lists exactly the five English vowels: a, e, i, o, and u. A correct descriptive or set-builder form must include every one of these letters and no other letter. Option A describes precisely the vowels of the English alphabet. The other choices either describe consonants, include letters beyond the set, or include all alphabet letters.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Sets. Topic: Sets and their representations.
