Which of the following is a singleton set ?

Which of the following is singleton set ? (i) A = {x : x is a letter in English alphabet, comes after Z} (ii) B = {0} (iii) C= {x :x + 4=4} (iv) D={x:x^(2)-4x+4=0} (v) E={x:x in N,6ltxlt9} .

Which of the following is singleton set ? (i) A = {x : x is a letter in English alphabet, comes after Z} (ii) B = {0} (iii) C= {x :x + 4=4} (iv) D={x:x^(2)-4x+4=0} (v) E={x:x in N,6ltxlt9} .

A is set of the factors of 28, b is a set of the factors of 17 and C is a set of the odd multiples of 7 less than 50. Which of the following are singleton sets ? (A) A nn B (ii) C nn B (C) A nn C

Find, which of the following sets are singleton sets : The set of points of intersection of two non-parallel straight lines on the same plane.

Find, which of the following sets are singleton sets : A={x : 7x -3=11}

Which of the following sets are null sets? B={0},