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Lady_Fox [76]
3 years ago
7

3) WILL MARK BRAINLIEST + 10 POINTS!!!!!! :)

Mathematics
1 answer:
Charra [1.4K]3 years ago
5 0
 
This is really a long way to go to make something complicated
out of something simple.  The last choice does the job.

cos(180)  =  -1
sin(180)  =   0

So       4 [cos(180) + i sin(180) ]

       =   4 [ -1      +  i (0) ]

       =     -4     yay!
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Answer:

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=x4−5x3−6x2+26x+20

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Answer:

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