Q

Find the unit’s digit of the remainder of 59n – 31n divided by 28.

Find the unit’s digit of the remainder of 59n – 31n divided by 28.

• Option 1)

• Option 2)

• Option 3)

• Option 4)

• Option 5)

Views

The unit’s digit of the remainder of 59n – 31n divided by 28 is:

$Unit\: digit \: of \: \frac{(59^{n}-31^{n})}{28}$

$\frac{(59^{n}-31^{n})}{(59^{n}-31^{n})}= 0$

Exams
Articles
Questions