Question

15. If P is a prime number and P divides ab i.e.,
where a and b are integers, then
(a) p upon a or p upon b
(b) P upon a + b

c) p upon a - b
(d) None of these
​

Answer 1

if p is prime number

p divides ab

so, a-b/p

answer is c) p upon a - b

Answer 2

Answer:

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