JEE MATHEMATICS MCQ: RELATIONS

1 Easy

1 of 1

Application +4 | -1

n\left( {A \times B} \right) = 45,

then

n\left( A \right)

cannot be

View answer and explanation

Correct option: B

The correct answer is B (17) because the number of elements in A must be a factor of 45, and 17 is not a factor of 45.

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