Question

if p is a prime number and p divides k2 then p does not divides 1) 2k2 2) k 3) 3k 4) all the above​

Answer 1

Step-by-step explanation:

We know that theorem

Let P be a prime number If P divides a² then P divides a .Where a is a positive integer.

If P divides k² =>P divides k

If P divides k²=>P divides 2k²

If P divides k²=>3k

P divides All the above.

Ex:-5 divides 25

=>5 divides 5

=>5 divides 3×5=15

=>5 divides 2×25=50