Question

find the unit digit of (4^999).(4^888).(4^989)​

Answer 1

Answer:

6

Step-by-step explanation:

(4^999)(4^888)(4^989)

= 4^(999+888+989)

= 4^ (2876)

4^ (even)

= 6 (as unit digit)

Note : 4^(odd) = 4 (as unit digit)