document.write( "Question 43296: Choose the correct x + yi form for: 3(cos 20o + i sin 20o) \n" ); document.write( "
Algebra.Com's Answer #28350 by psbhowmick(878)\"\" \"About 
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\"x+%2B+iy+=+3%28cos%2820%5Eo%29+%2B+i%2A+sin%2820%5Eo%29%29\"
\n" ); document.write( "or \"x+%2B+iy+=+3%2Acos%2820%5Eo%29+%2B+i%2A%283%2Asin%2820%5Eo%29%29\"\r
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\n" ); document.write( "\n" ); document.write( "Equating real and imaginery parts, \"x+=+3cos%2820%5Eo%29\" and \"y+=+3sin%2820%5Eo%29\".
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