Find the indicated set if given the following. (Enter your answer as a set. Enter EMPTY for the empty set.)

Question

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

      C = {7, 8, 9, 10}

Find: A U B

Answer 1

Union is everyting in both sets but doubles only listed once.

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