Question

If 3 is a prime factor of a and 5 is a prime factor of b . Find the prime factor for (a+b)

Answer 1

3×K = a & 5×K = b
3K+5K=a+b
a+b = 8K = 2×4K
2 is the prime factor of a+b

Answer 2

Step-by-step explanation:

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no, it isn't