The least prime factor of a number m is 3 and least prime factor of another number n is 7 then least prime factor of the number (m + n) is

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Solution

The correct option is A 2
$m + n = 10$ $P r i m e f a c t o r o f$ 10 = 2\times5\therefore 2 is the least prime factor $

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Q. If the least prime factor of 'a' is 3, the least prime factor of 'b' is 7, then the least prime factor of (a+ b) is.

'a' and 'b' are two positive integers such that the least prime factor of 'a' is 3 and the least prime factor of 'b' is 5.Then find the least prime factor of (a+b).

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The least prime factor of a number m is 3 and least prime factor of another number n is 7 then least prime factor of the number (m + n) is

The correct option is A 2m+n=10Primefactorof10 = 2\times5\therefore 2 is the least prime factor $

The correct option is A 2
$m + n = 10$ $P r i m e f a c t o r o f$ 10 = 2\times5\therefore 2 is the least prime factor $