Evaluate: [i^{-53} + {i^n + i^{n +1} + i^{n +2} + i^{n + 3} + 4}^1/2 i]

Question

Evaluate:

\(\left[i^{-53} + \{^n + i^{n + 1}+i^{n +2}+i^{n+3} + 4\}^\frac12 i\right]\)

Answer 1

G.E = \(i ^{-(4\times13 + 1)} + \left[i^n(1 + i + i^2+i^3) + 4\right]^\frac12.i\)