document.write( "Question 1117279: If z1 = 4cis300° and z2 = 2cis30° , find z1z2 in its POLAR FORM: rcis(theta). \n" ); document.write( "

Algebra.Com's Answer #732319 by ikleyn(52781) $\"\"$ $\"About$

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\n" ); document.write( "If z1 = 4cis300° and z2 = 2cis30° , find z1z2 in its POLAR FORM: rcis(theta).
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document.write( "z1*z2 = 4*2*cis(300°+30°) = 8*cis(330°).\r\n" );
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document.write( "Multiply modules and add arguments.\r\n" );
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