Question

FAN AND MEDAL
Find B union D.
B: {-2, -1, 1, 4, 7, 12}
D: {numbers divisible by 3 from 1 to 15}

Answer 1

B: {-2, -1, 1, 4, 7, 12}
D: {numbers divisible by 3 from 1 to 15}={3,6,9,12,15}
BUD={-2,-1,1,3,4,6,7,9,12,15}
Source: http://www.mathskey.com/question2answer/

Answer 2

can you help me with another one?