Question

A = {1,3,5,7,9}
B = {2,4,6,8}

a) A∪B =
b) A∩B =


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Answer 1

$\large\boxed{\begin{array}{l} \rm{a) \: A\cup{B} = \{ 1,2,3,4,5,6,7,8,9\}} \\ \rm{b) \:A \cap{B} = \varnothing \: \: ou \: \: \{ \: \}}\end{array}}$