Question

If {A = (x, y): x²+ y² = 4; x, y € R}and{B (x, y):x²+ y² = 9; x, y €R} , then (a) A-B=null set
(b) B- A = B (c) A n B o (d) AnB=A​

Answer 1

Answer:

(b) B - A = B

Step-by-step explanation:

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