in which of the following expressions prime factorization has been done
a)24=2?3?4
b)56=7?2?2?2
c)70=2?5?7
d)54=2?3?9

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Solution

Hello

The number is represented by the multiplications of prime numbers only in part b and c
Hence (b) and (c) represent prime factorisation

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Similar questions

In which of the following expressions, prime factorization has been done:

(i) $24 = 2 \times 3 \times 4$
(ii) $56 = 7 \times 2 \times 2 \times 2$
(iii) $70 = 2 \times 5 \times 7$
(iv) $54 = 2 \times 3 \times 9$

In which of the following expressions, prime factorization has been done?

(a) 24 = 2 × 3 × 4 (b) 56 = 7 × 2 × 2 × 2

2 \times 3 \times 4

7 \times 2 \times 2 \times 2

2 \times 5 \times 7

2 \times 3 \times 9

234

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