A die is thrown. Describe following events : A : a number less than 7. A cup B .

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14.Probability

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A die is thrown. Describe the following events : $A$ : a number less than $7.$ Find the $A \cup B$.

A

$\{1,2,3,4,5,6,3\}$

B

$\{1,2,3,4,5,6,3\}$

C

$\{1,2,3,4,5,6,3\}$

D

$\{1,2,3,4,5,6,3\}$

Solution

When a die is thrown, the sample space is given by $S =\{1,2,3,4,5,6\}$ Accordingly :

$A=\{1,2,3,4,5,6,3\}$

$A \cup B=\{1,2,3,4,5,6\}$

Standard 11

Mathematics

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