Question

*A = {1,3,4,7,8} , B = { 4,5,6,7,8} then write set A U B .*

1️⃣ { 1,2,3,4,5,6,7,8,9 }
2️⃣ {1,3,4,5,6,7,8 }
3️⃣ {1,4,6,7,8,9,}
4️⃣ {4,7,8 }
​

Answer 1

Answer:

2) {1,3,4,5,6,7,8}

Hope this helps you....