3 years ago

Find the measures of the interior angles x

Mathematics

1 answer:

anzhelika [568]3 years ago

4 0

( sorry for commenting, I need points to ask questions I dearly apologize!)

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18<br> (cos+ i sin ) ¹8<br> 6

sergeinik [125]

Answer:

-1.

Step-by-step explanation:

1) according to the DeMoivre's theorem:

$1*(cos\frac{ \pi}{6} +isin\frac{ \pi}{6})^{18}=1^{18}(cos(18*\frac{ \pi}{6})+isin(18*\frac{ \pi}{6}))=cos3\pi +isin3\pi =cos\pi +isin\pi ;$

2) if cos(π)=-1 and sin(π)=0, then cosπ+i*sin(π)=-1.

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2 years ago

Determine the minimum value of the quadratic relation y=0.75(X+ 4)2 + 3.

Anestetic [448]

I think the answer is b but I am not for sure

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3 years ago

The endpoints of a segment are (0, -5) and (-3,-7). What are the endpoints of the segment after it has been translated 5

nexus9112 [7]

Answer:

Step-by-step explanation:

Only the x values are affected.

So you add 5 to each of the x values.

0+5 = 5

-3+5 = 2

The points then become (5, - 5) and (2,-7)

The answer is C

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4 years ago

Factor the expression using GCF 39 - 3

KiRa [710]

The factorized answer is 36!

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4 years ago

Which factors are often associated with high biodiversity? Check all that apply.

shepuryov [24]

Answer:

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Step-by-step explanation:

I just did it and got it right.

Plz mark Brainliest.

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3 years ago

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