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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} (ix) C-B

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

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1 Answer

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C={2,4,6,8,10,12,14,16}
B={4,8,12,16,20}
C-B
Here 2,4,8,12 are the common element of set C and B
$\therefore C-B=\{2,4,6,8,10,12,14,16\}-\{4,8,12,16,20\}$
$\Rightarrow \{2,6,10,14\}$
Hence (C) is the correct answer.
answered May 27, 2014 by sreemathi.v
 
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