PrecalculusEasyPolar Coordinates and Complex Numbers SharePolar Coordinates and Complex Numbers · Easy problemMultiply: (3 cis 40∘)(2 cis 20∘)\big(3\,\text{cis}\,40^\circ\big)\big(2\,\text{cis}\,20^\circ\big)(3cis40∘)(2cis20∘).Check Show answer Walk through it step by step Practice more like this Review this concept