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Ipatiy [6.2K]
3 years ago
14

It Takes 40 minutes for 8 people to paint 4 walls

Mathematics
1 answer:
Nana76 [90]3 years ago
5 0

Answer: 70

Step-by-step explanation:

10 x 7


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What happens when warm air collides with cold air and is forced to rise over cold dome.
igor_vitrenko [27]

Answer:

Something to raise the moist air to form the clouds and cause precipitation. An example of lift is warm air colliding with cold air and being forced to rise over the cold dome. The boundary between the warm and cold air masses is called a front.

Step-by-step explanation:

6 0
3 years ago
Angie divides the polynomial function f(x)=x3+3x2−7x−21 by (x + 3). What can she conclude from the fact that the remainder is eq
iren [92.7K]

Answer:

See below

Step-by-step explanation:

<u>Given function</u>

  • f(x)=x³ + 3x²- 7x - 21

<u>We can find its factors:</u>

  • x³ + 3x² - 7x - 21 =
  • x²(x + 3) - 7(x + 3) =
  • (x² - 7)(x + 3)

We can conclude that the given polynomial function is fully divisible by (x + 3) and the quotient is (x² - 7)

Also one of zeros of the function is -3

8 0
3 years ago
Kelly goes to the store and buys 9 boxes of cookies. The cost of each box is represented with the letter c. Which expression cou
MatroZZZ [7]

Answer:

9c because you don't know how much money Kelly actually spent so instead of doing 9 x the price of each box, you replace it with c, so it's 9c

Step-by-step explanation:

6 0
3 years ago
Identify the steeper line y = 3x + 4 or y = 6x + 11
VLD [36.1K]

Step-by-step explanation:

the steeper line is y = 6x + 11 because its gradient 6, is bigger than 3

5 0
2 years ago
Read 2 more answers
Find the distance between the points (11, 4) and (10, 5).​
alexdok [17]

Answer:

square root of 2 or if needed simplified, 1.414213 to the nearest millionth.

Step-by-step explanation:

Start with the equation d= square root of (11-10)^2+(4-5)^2 where that is simplified to square root of (1)^2+(-1)^2 to square root of 1+1 to your final answer, square root of 2. Also simplified to 1.414213.

6 0
3 years ago
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