Which one of the following is a null set? A = {x : x is prime} B = {x : x + 8 = 8} C = {x : x 2 + 1 = 0, x is a real number} D = {x : x 2 = 4, x is an integer}

AAI ATC Junior Executive 26 Dec 2015 Shift 2 Paper

Question : 115 of 120

Marks: +1, -0

Which one of the following is a null set?
A = {x : x is prime}
B = {x : x + 8 = 8}
C = {x : x² + 1 = 0, x is a real number}
D = {x : x² = 4, x is an integer}

Validate

Go to Question:

Prev Question

Next Question