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liubo4ka [24]
4 years ago
15

PLEASE HELP QUICKLY!!!!

Mathematics
1 answer:
Nonamiya [84]4 years ago
5 0

Answer: Actual answer is 10x sq root 30

Step-by-step explanation: Factor 4 out of 12 first. sq root 5 (2 sq root 3x) sq root 50

Rewrite using commutative property

2 times sq root 5x sq root 3x sq root 50

use power rule a^ma^n=a^m+n to combine

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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.

8 0
2 years ago
Troy is writing a book of short stories. It is his
joja [24]

Answer:

91 short stories

Step-by-step explanation:

You just add 1 + 2 + 3 + 4 + 5 + 6... all the way to 13, and then at the end of 16 months, Troy still only wrote 91 stories since he only wrote them up until 13 months, and  then stopped afterwards.

3 0
3 years ago
lena has $150 saved for a car. she gets a job to save even more money. She earns $532 for four weeks' worth of work. How much wi
son4ous [18]

Answer: Lena saved up $3,475 in 25 weeks


Step-by-step explanation:

150 + 532 = 682

682/4 = 133

133 x 21 = 2,793

2,793 + 682 = 3,475

Hope this helps :)



8 0
4 years ago
Convert 50 inches into feet
taurus [48]
4 feet and 2 inches would be the answer to that question
8 0
3 years ago
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A huge ice cream sundae is made for a charity. It contains about 6,900 pounds of topping. The topping flavors are chocolate, but
Dennis_Churaev [7]

Answer:

7500 pounds of toppings

Step-by-step explanation:

6,900 + 600=

3 0
3 years ago
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