Question

Find the unit digit of 7 raise to the power 17 + 7 raise to the power 34

Answer 1

Step-by-step explanation:

7x=17+7+34x

7x-34x=23

-27x=23

-x=23|27

Answer 2

Answer:

the unit will be 6

Step-by-step explanation: Solving fully the last digit will be 56 which means the unit digit will be 6