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Civen that z=cosθ+isinθ and u−iV​=(1+z)(1−j2z2). Show that v=utan(23θ​)r=42cos2(2θ​),​ where r is the modulus of the com

Posted: Thu Jul 14, 2022 3:57 pm
by answerhappygod
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Civen that z=cosθ+isinθ and u−iV​=(1+z)(1−j2z2). Show that v=utan(23θ​)r=42cos2(2θ​),​ where r is the modulus of the complex numberu +−iV.