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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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2 years ago
Could you please help?
aleksandr82 [10.1K]
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3 years ago
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Ivanshal [37]

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8 0
3 years ago
What is the answer to 8=56, 7=42, 6=30, 5=20, 3=?
ozzi
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3 years ago
How do I find the volume of a figure
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