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Home  >>  CBSE XI  >>  Math  >>  Sets
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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} (v) C-A

$\begin{array}{1 1}(A)\;\{2,4,8,10,14,16\}&(B)\;\{3,6,9,12,15,18,21\}\\(C)\;\phi&(D)\;\{4,8,16,20\}\end{array} $

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1 Answer

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C={2,4,6,8,10,12,14,16}
A={3,6,9,12,15,18,21}
C-A={2,4,6,8,10,12,14,16}-{3,6,9,12,15,18,21}
$\Rightarrow \{2,4,8,10,14,16\}$
Hence (A) is the correct answer.
answered May 27, 2014 by sreemathi.v
 

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