Math, asked by Hasini2279, 8 months ago

if A={3,6,9,12,15,18,21} and B={4,8,12,16,20}, find B-A

Answers

Answered by krrew
7

Answer:

{4,8,16,20}

Step-by-step explanation:

Watch the solution below ----

B-A=A-(A∩B)={4,8,16,20}

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