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The prime factorisation of 156 is:

A$2 \times 3 \times 13$
B$2^2 \times 39$
C$4 \times 39$
D$2^2 \times 3 \times 13$
Answer & Solution
Correct answer: D. $2^2 \times 3 \times 13$
156 = 2² × 3 × 13.
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