Question

(136)^137 unit digit of ?​

Answer 1

Answer:

it's 7

Step-by-step explanation:

137^13^47

Finding unit digit . So look for unit number only

7^13^47

Lets see cycle of 7

Power unit digit

7^1 7

7^2 9

7^3 3

7^4 1

7^5 7

7^6 9

.

.

Unit digit starts to repeat after 4th power in cycle of 4 I.e (7,9,3,1)

Power/cycle

13^47/4

=1^47/4

= 1/4

= 1 remainder

So 7^1

Unit digit is ---> 7

hope it's helpful and easy for you to understand

Answer 2

Step-by-step explanation:

ooye teri snap I'd btaiyo !

Answer thanks aur brianliest krne ki vjah mere question' pr aapni id btaiyo !