What is the prime factorisation of 84?

2^2 x 7 x 9

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2 x 3 x 7

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2^2 x 3 x 7

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2 x 3^2 x 7

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Solution

The correct option is C 2^2 x 3 x 7
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Similar questions

p = $2^{2}$ . $3^{2}$ . $q^{2}$ (where q is a prime $<$ 7) is the prime factorisation representation of ‘p’. What is the value of p?

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