Question

if the power of 3 of any index then the repataion of units digits is

Answer 1

Step-by-step explanation:

its nice for having law of indices

now we know 3^1=3

3^2=9

3^3=27

3^4=81

now again 3^5= 243

so we have repaeted unit’s digit after interval of 3 such that every 4th term has same unit’s place