Question 2 (a)

Find the common factors of:
4, 8 and 12

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Solution

A factor of a number is an exact divisor of that number.
Factors of 4 = 1, 2, 4
Factors of 8 = 1, 2, 4, 8
Factors of 12 = 1, 2, 3, 4, 6, 12
Thus, common factors of 4, 8 and 12 = 1, 2, 4

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