For A -1-2-3- B -1-4-5- then A - B isA- 1-3B- 1C- 1-2-3D- 2-3

The correct option is B 1 Given A = 1,2,3, B = 1,4,5 A ∩ B is the set of all elements of A which are common to set A and set B. ⇒ A ∩ B = {1,2,3}∩{1,4,5} = {1} ...

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Standard VII

Mathematics

Intersection

For A =1,2,3,...

Question

For A = {1,2,3}, B = {1,4,5}, then $A \cap B$ is

{1}

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{1,2,3}

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{2,3}

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{1, 3}

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Solution

The correct option is A
{1}

Given A = {1,2,3}, B = {1,4,5}

$A \cap B$ is the set of all elements of A which are common to set A and set B.

$\Rightarrow A \cap B = {1, 2, 3} \cap {1, 4, 5} = {1}$

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For A = {1,2,3}, B = {1,4,5}, then A∩B is

The correct option is A {1} Given A = {1,2,3}, B = {1,4,5} A∩B is the set of all elements of A which are common to set A and set B. ⇒A∩B={1,2,3}∩{1,4,5}={1}

For A = {1,2,3}, B = {1,4,5}, then $A \cap B$ is

The correct option is A
{1}

Given A = {1,2,3}, B = {1,4,5}

$A \cap B$ is the set of all elements of A which are common to set A and set B.

$\Rightarrow A \cap B = {1, 2, 3} \cap {1, 4, 5} = {1}$