1003123401 Level: AGiven the complex number a=3⋅(cos225∘+i⋅sin225∘), find the polar form of a6.27⋅(cos270∘+i⋅sin270∘)9⋅(cos90∘+i⋅sin90∘)27⋅(cos90∘+i⋅sin90∘)9⋅(cos270∘+i⋅sin270∘)
1003123402 Level: AGiven the complex number b=23⋅(cos56π+i⋅sin56π), find the polar form of b9.8⋅(cos32π+i⋅sin32π)64⋅(cos12π−i⋅sin12π)8⋅(cos12π−i⋅sin12π)64⋅(cos32π+i⋅sin32π)
2000002101 Level: AFind the algebraic form of the complex number ((43(cosπ6+isinπ6))3.4i−4i44(32+12i)
2000002102 Level: AConsider z=cosπ4+isinπ4 and find z9.cosπ4+isinπ49(cosπ4+isinπ4)cos9π4−isin9π49(22+i22)
2000002103 Level: AFind the algebraic form of the complex number (2(cosπ2+isinπ2))18.−512512i512−512i
2000002105 Level: AFind the value of the principal argument φ of (cos2π3+isin2π3)18. The principal value is the corresponding angle φ∈(−π;π].0π−ππ3
2000002106 Level: AWhich of the following numbers is not the value of the argument of (cosπ4+isinπ4)5?π45π4−3π413π4
2000002108 Level: AFind the value of the principal argument φ of (3(cos3π2+isin3π2))13. The principal value is the corresponding angle φ∈(−π;π].−π2π20326π