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1.Set Theory
easy
Examine whether the following statements are true or false :
$\{ x:x$ is an even natural number less than $6\} \subset \{ x:x$ is a natural mumber which divide $36\} $
Option A
Option B
Option C
Option D
Solution
True. $\{ x:x$ is an even natural mumber less than $6\} = \{ 2,4\} $
$\{ x:x$ is a natural number which divides $36\} = \{ 1,2,3,4,6,9,12,18,36\} $
Standard 11
Mathematics
Similar Questions
Match each of the set on the left described in the roster form with the same set on the right described in the set-builder form:
| $(i)$ $\{ P,R,I,N,C,A,L\} $ | $(a)$ $\{ x:x$ is a positive integer and is adivisor of $18\} $ |
| $(ii)$ $\{ \,0\,\} $ | $(b)$ $\{ x:x$ is an integer and ${x^2} – 9 = 0\} $ |
| $(iii)$ $\{ 1,2,3,6,9,18\} $ | $(c)$ $\{ x:x$ is an integer and $x + 1 = 1\} $ |
| $(iv)$ $\{ 3, – 3\} $ | $(d)$ $\{ x:x$ is aletter of the word $PRINCIPAL\} $ |
medium
