SubArea: Complex numbers in algebraic and polar formLevel: AProject ID: 9000035706Source Problem: 9000031204Accepted: 1Clonable: 1Easy: 0Find the absolute value of the complex number \(z = \frac{2+6\mathrm{i}} {1-2\mathrm{i}}\).\(2\sqrt{2}\)\(2\sqrt{5}\)\(2\)\(2\sqrt{3}\)
