document.write( "Question 1032628: Let z = 4(cos 3π/2 + i sin 3π/2) and w = 3(cos π/6 + i sin π/6). Write the rectangular form of z/w.
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Algebra.Com's Answer #647276 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Let z = 4(cos 3π/2 + i sin 3π/2) \n" ); document.write( "----- \n" ); document.write( "z = 4(0 + i*-1) \n" ); document.write( "z = 4(-i) \n" ); document.write( "z = 0-4i \n" ); document.write( "--------------------- \n" ); document.write( "w = 3(cos π/6 + i sin π/6). \n" ); document.write( "w = 3(sqrt(3)/2 + i(1/2)) \n" ); document.write( "w = (3sqrt(3) + 3i)/2 \n" ); document.write( "------------------------------- \n" ); document.write( " Write the rectangular form of z/w. \n" ); document.write( "z/w = -4i/(3sqrt(3)+3i)/2 = -8i/(3sqrt(3) + 3i) \n" ); document.write( "----- \n" ); document.write( "= -8i(3sqrt(3)- 3i)/(27 +9) \n" ); document.write( "==== \n" ); document.write( "= (-24 -24sqrt(3)i)/36 \n" ); document.write( "---- \n" ); document.write( "= (-2/3)(1 + sqrt(3)i) \n" ); document.write( "------------------------------ \n" ); document.write( "cheers, \n" ); document.write( "Stan H. \n" ); document.write( "-------------- \n" ); document.write( " |