Cross multiplying:-
18*x = 12*30
x = 360 / 18
x = 20 answer
Answer:
Dividend
Step-by-step explanation:
Answer:
i believe it is 7.65, i am not 100% sure though..
Step-by-step explanation:
I= sqrt (-1)
If the power is
- even then the value could be -1 or 1
-odd then the value could be -i or i
99 is odd so now is
-i if (99+1)/2 is even or is
i is (99+1)/2 is odd
Now check (99+1)/2= 100/2= 50,
50 is even so
i^99 = -i