Express 140 as the product of its prime factors using factor tree. (2 Marks)

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Solution

The factor tree of 140 is:

So, 140 can be expressed as,

$140 = 2 \times 2 \times 5 \times 7$

$= 2^{2} \times 5 \times 7$ [2 marks]

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Express 140 as product of its prime factors.

Question 1 (i)
Express 140 as the product of its prime factors:

140

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