I wrote answers in picture and I use Desmos app to solve this equations
2.25 is the elevation of the plane before its decent
I = sqrt(-1)
i^2 = -1
(-i)^2 = (-i)(-i) = i^2 = -1
(-i)^3 = (-i)(-i)(-i) = (-i)(i^2) = i
use these facts to find which equation is correct if x = -i
i bet on 2,3 or 4
Answer:
36 right
Step-by-step explanation: