Question

2. Are the following pair of sets equal? Give reasons.
A = {x:x is a letter in the word FOLLOW}
B = {y:y is a letter in the word WOLF}
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Answer 1

Answer:

A=(F,O,L,W)

B=(W,O,L,F)

yes they both are equal because same letter will not repeat again and again. They will be written only one time