Question

1) Simplified form of (2i^3)^2

4
04
-4
-4i
pls give the answer ​

Answer 1

$\display \text{Example 12: Find \sqrt{96.04} }\\\\\display \text{Solution:}\begin{tabular}{c | c | c} 9 & \overline{96}.\overline{04}} & 9.8 \\ 9 & -81 \\ \cline{1-2} 188 & 1504 \\ & -1504 \\ \cline{1-2} & 0 \\\end{tabular}\display \text{Therefore \sqrt{96.04}=9.8 }$