TrigonometryEasyPolar Coordinates and Complex Numbers SharePolar Coordinates and Complex Numbers · Easy problemMultiply: [2(cos20∘+isin20∘)][3(cos40∘+isin40∘)]\left[2(\cos 20^\circ + i\sin 20^\circ)\right]\left[3(\cos 40^\circ + i\sin 40^\circ)\right][2(cos20∘+isin20∘)][3(cos40∘+isin40∘)].A6(cos60∘+isin60∘)6\left(\cos 60^\circ+i\sin 60^\circ\right)6(cos60∘+isin60∘)B6(cos60∘+isin61∘)6\left(\cos 60^\circ+i\sin 61^\circ\right)6(cos60∘+isin61∘)C−6(cos60∘+isin60∘)-6\left(\cos 60^\circ+i\sin 60^\circ\right)−6(cos60∘+isin60∘)D12(cos60∘+isin60∘)12\left(\cos 60^\circ+i\sin 60^\circ\right)12(cos60∘+isin60∘)Check Show answer Walk through it step by step Practice more like this Review this concept