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Question

If A={xx25x+6=0},B={2,4},C={4,5}, then A×(BC) is

A
{(2,4),(3,4)}
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B
{(4,2),(4,3)}
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C
{(2,4),(3,4),(4,4)}
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D
{(1,2)}
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Solution

The correct option is A {(2,4),(3,4)}
A={2,3},B={2,4},C={4,5}BC=4A×(BC)={(2,4),(3,4)}

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