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jeka94
3 years ago
9

PLEASE someone help me ASAP Please do both questions!!!

Mathematics
1 answer:
katrin [286]3 years ago
5 0

Answer:

Step-by-step explanation:

\sqrt[3]{27}  = 9\\\\\sqrt[3]{8^{5} }  = \sqrt[3]{{2^{3}}^{5}  } = \sqrt[3]{2^{3*5} } = 2^{5} = 32\\\\

I hope it will help you, greetings from chile :)

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Para ampliar uma sala quadrada, foram acrescentados 4 metros em seu comprimento e 2 metros em sua largura, conforme a figura. Qu
ollegr [7]

Answer:

b) x^2 + 6x + 8

Step-by-step explanation:

Para ampliar la habitación cuadrada, se agregaron 4 metros de largo y 2 metros de ancho, como se muestra en la figura.

Deje que la longitud y el ancho de la habitación antes de la expansión sean x.

La nueva longitud de la sala es (x + 4).

El nuevo ancho de la sala es (x + 2).

La nueva área de la sala será:

(x + 4)(x + 2)\\x^2 + 2x + 4x + 8\\x^2 + 6x + 8\\\\

Esa es la nueva área de la habitación.

3 0
3 years ago
73.18 minus 5 .23 multiply 9.34​
maks197457 [2]

Answer: 634.653

I don't know if this is right or not, but i hope this helps

4 0
3 years ago
Read 2 more answers
Who ever solves this is a math wiz
WINSTONCH [101]
1. X=3, 2. X=4, 3. X= 95/2
6 0
3 years ago
The index number representing the price level changes from 109 to 113 in one year. The inflation rate during the year is _____ p
Dima020 [189]

First, get the difference between the price level changes.

113-109=4

Then, divide it by the initial price level, which is 109.

\frac{4}{109}=0.0367

Multiply by 100 to get its percent.

0.0367\times100=3.67

Thefore, the inflation rate during the year is 3.67 percent.

8 0
1 year ago
An airplane left Atlanta with 20 empty seats. If the airplane was 75% full, what was the total number of seats on the airplane?
jek_recluse [69]
Answer is <span>C. 80

hope that helps

75% are full with 20 seats empty so </span>20 seats empty = 25%

75% * 20 / 25%  = 60

8 0
3 years ago
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