Question

PLEASE HELP ASAP!!! CORRECT ANSWER ONLY PLEASE!!

Find the value of i77.

A) 1

B) i

C) −1

D) −i

Answer 1

i^77 = (i^4)^19 * i

= 1^19 * i

= 1 * i

= i

Answer is i

Answer 2

`i^(77)=i^(4\cdot19+1)=(i^4)^(19)\cdot i^1=1^(19)\cdot i= i`