If A $=$ {3, 6, 9, 12, 15, 18, 21}, B $=$ {4, 8, 12, 16, 20}, C $=$ {2, 4, 6, 8, 10, 12, 14, 16}, D $=$ {5, 10, 15, 20}; find (i) A – B (ii) A

Home » If A {3, 6, 9, 12, 15, 18, 21}, B {4, 8, 12, 16, 20}, C {2, 4, 6, 8, 10, 12, 14, 16}, D {5, 10, 15, 20}; find (i) A – B (ii) A – C

If A $=$ {3, 6, 9, 12, 15, 18, 21}, B $=$ {4, 8, 12, 16, 20}, C $=$ {2, 4, 6, 8, 10, 12, 14, 16}, D $=$ {5, 10, 15, 20}; find (i) A – B (ii) A – C

If A $=$ {3, 6, 9, 12, 15, 18, 21}, B $=$ {4, 8, 12, 16, 20}, C $=$ {2, 4, 6, 8, 10, 12, 14, 16}, D $=$ {5, 10, 15, 20}; find (i) A – B (ii) A – C

Solution:

(i) A – B $=$ {3, 6, 9, 15, 18, 21}

(ii) A – C $=$ {3, 9, 15, 18, 21}

i

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