Question

first two parts
plz help
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Answer 1

Step-by-step explanation:

A ={1,2,3,4}

B= {2,4,5,6}

C= {2,3,6,8}

now;

(A-B) × (B-C)

= {1,2,3,4} - {2,4,5,6} × {2,4,5,6} - {2,3,6,8}

= {1,3} × {4,5}

= {(1,4), (1,5), (3,4), (3,5)}

NOTE: rest you can do!!!!

thanks!!!