Question

answer it briefly quick.​

Answer 1

Solution:

Let's say A={x: x=2k-1, where k is a natural}

We can say B={x: x=2k, where k is a natural}

It cannot be 2k-1=2k. There exists no solution for k, therefore two sets never have a common element.

Answer: A∩B=∅

Please post your questions fully. The second question cannot be solved because there is no diagram given.

Answer 2

Answer:

Refer to above attachment

Step-by-step explanation:

Hope this help you