Question

4) Decide whether set A and B are equal sets .Give reason for your answer. A={ xlx is even prime numbers } B ={xl 7x - 1 = 13}​

Answer 1

Answer:

Set A and set B are equal

Step-by-step explanation:

A={ xlx is even prime numbers }

even prime number = 2

so, x = 2

B ={xl 7x - 1 = 13}

place x = 2 in set B

...7×2-1 = 13

...14-1 = 13

so.set A and set B are equal