Are the following pair of sets equal Give reasons 3 marks i A 2 3 B x x is ...........

Are the following pair of sets equal? Give reasons.     (3 marks)

(i) A = {2, 3}; B = {x: x is solution of x2 + 5x + 6 = 0}

(ii) A = {x: x is a letter in the word FOLLOW}; B = {y: y is a letter in the word WOLF}