Question

42. The prime factorisation of 640 is :
(A) 2 x 2 x 2 x 2 x 2 x 5
(B) 2x2x2x2x2x2x5
(C) 2 x 2 x 2 x 2 x 2 x 5 x 5
O 2x2x2x2x2x2x2x5​

Answer 1

Answer:

Answer is Option D

i.e 2×2×2×2×2×2×2×5

Step-by-step explanation:

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