Question

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

{12}
{-2, -1, 1, 3, 4, 7, 12}
{-2, -1, 1, 3, 4, 6, 7, 9, 12, 15}
{ }

Answer 1

@perl