1.

What will be the unit digits of the following

Answer» \textbf{Solution :}
__________

ⓐ 71²

Unit digit of 71² = 1

As, 1² = 1

ⓑ 59²

Unit digit of 59² = 1

As, 9² = 81
We will take only 1 because the que. ASKED for unit digit means digit in ONES place

ⓒ 124²

Unit digit of 124² = 6

As, 4² = 16

ⓓ 86²

Unit digit of 86² = 6

As, 6² = 36

\textbf{Note :} Here we are only taking the digit in ones place.

i.e. 86²

We will take only 6²

•°• 6² = 36
means 6

So, unit digit of 86² = 6

____________________

\boxed{Hope\:it\:helps\:you!}
____________________

★ Be Brainly ★


Discussion

No Comment Found

Related InterviewSolutions