Question

7. If = { ∶ ∈ ≤ 10}, = { ∶ ≤ 10},​

Answer 1

Answer:

Write the above sets in roster form

We have, A={1,2,3,4,5} and B={4,5,6,7}

From Ven-diagram, A−B={1,2,3} and B−A={6,7}

Clearly A−B



=B−A

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

-870

ur answer is -870

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