
Billy M. answered 12/07/22
Need a math tutor? I am a local Albany State Univ. math tutor
6e2i = 6 [ cos(2) + i sin(2) ]
-2.5+5.5i
Coco M.
asked 12/07/22Rewrite the complex number 6e2i in standard form ( a+bi ) round to four decimal places.
Am I going nuts I thought Euler's had to be in radians when I solve the question on my own
6e2i = 6 [ cos(2) + i sin(2) ]
6 [ 0.9993 + 0.034899i ] =
5.9963 + 0.2094i
this answer has been marked as incorrect
I'm sure there's something basic I'm missing but I'm not sure what it is.
Billy M. answered 12/07/22
Need a math tutor? I am a local Albany State Univ. math tutor
6e2i = 6 [ cos(2) + i sin(2) ]
-2.5+5.5i
Hi Coco,
Mr. Billy who answered your question got it right. When I worked in Degree mode, I got the same answer you did. When I worked in Radian mode, I got Mr. Billy's answer.
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