For questions 3‒4, let X = {x | x is a whole number less than 15}, Y = { x | x is a multiple of 3 less than 15 }, Z = {x | x is a real number greater than or equal to 5.5}.

Question

What is X∩Y?
(1 point)
Responses

{0, 3, 6, 9, 12}
{0, 3, 6, 9, 12}

{3, 6, 9, 12, 15}
{3, 6, 9, 12, 15}

{...,–6, –3, 0, 3, 6, 9,...}
{...,–6, –3, 0, 3, 6, 9,...}

{..., –6, –3, 0, 3, 6, 9, 12}

Answer 1

{0, 3, 6, 9, 12}