Question

if 5 divides p^2 then prove that 5 divides p​

Answer 1

Answer:

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Step-by-step explanation:

Let p be the number divided by 5.

Thus, p = 5.

${p}^{2} \: is \: divided \: by \: 5 \\ = \frac{ {5}^{2} }{5} \\= \frac{25}{5 } \\ = 5$

But

$\frac{5}{5} = 1$

Therefore,

${p}^{2} \: is \: divided \: by \: 5$