Question

Set a, B, C and D are defined by A=(2,3, 4, 5, 6, 7 ) B = (3, 5, 7 )C = (3, 5, 7, 20, 25, 30)D =(20, 25, 30)find A union B

Answer 1

Answer:

while changing the column width, the pointer changes into double headed arrow.

Answer 2

Answer:

Step-by-step explanation:

A union B is

(2,3,4,5,6,7)