5. (20 points) Show mathematically that for the sets A, B, C AI BI C-AUBUC :2,2,2,2,2,2,2, , , b) 1) }, {1, {1} } 5. (20 points) Show mathematically that for the sets A, B, C AI BI C-AUBUC :2,2,2,2,2,2,2, , , b) 1) }, {1, {1} }