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sp2606 [1]
1 year ago
7

To clean windows of skyscrapers, some companies use a carriage. A carriage is mounted on a railing on the rook of a skyscraper a

nd moves up and down using cables. A crew plans to start at the 12th floor and move the carriage down as they clean the windows on the west side of a building. If the crew members clean windows at a constant rate of 0.75 floor per hour, the absolute value function f(t) = 0.75t-12 represents the number of floors above ground level that the carriage is after t hours. Graph the function. How far above ground level is the carriage after 4 hours?
Mathematics
1 answer:
sertanlavr [38]1 year ago
3 0

Answer: -9 OR 15 (See explanation)

Step-by-step explanation:

Substitute 4 for t since t represents hours:

0.75t - 12 --> 0.75(4) - 12 =

3 - 12 =

-9

Something seems off, if you meant to put +12 instead of -12, then the answer is 15. Hope this helps, please consider making me Brainliest.

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Please explain the answer​
Phantasy [73]

Answer:

  yes

Step-by-step explanation:

The side lengths satisfy the Pythagorean theorem, so the triangle is a right triangle.

  7.5² +10² = 12.5²

  56.25 +100 = 156.25

_____

You may recognize that the ratios of side lengths are ...

  7.5 : 10 : 12.5 = 3 : 4 : 5

A 3-4-5 triangle is a well-known right triangle, as this is the smallest set of integers that satisfy the Pythagorean theorem. They also happen to be consecutive integers, so form an arithmetic sequence. Any arithmetic sequence that satisfies the Pythagorean theorem will have these ratios.

_____

If you're familiar with trigonometry, you know the law of cosines tells you ...

  c² = a² + b² - 2ab·cos(θ) . . . . where θ is the angle between sides a and b. This reduces to the Pythagorean theorem when θ=90°, which makes cos(θ)=0. If the sides do not satisfy the Pythagorean theorem, cos(θ)≠0 and the triangle is not a right triangle.

7 0
3 years ago
Please help.. thanks if you do :)
AlladinOne [14]

Answer:

it  X+3

it 3 hope this help yuuu

Step-by-step explanation: 6(x+2)=30

6x+6.2=5

6(x+2)=30

6x + 12 = 30

     -12    -12

6x = 18

x = 3

hope this help the best answer is X=3

tht the bnest answer for the q

6 0
2 years ago
Read 2 more answers
I Need the answer for these 3
11111nata11111 [884]

Here you go enjoy

Have a good rest of your night

5 0
1 year ago
Given: If you live in Orlando, then you live in Florida.
____ [38]

Answer:

The law of detachment and syllogism is valid here

Explanation:

The law of detachment and syllogism is associated with inductive reasoning. This law states that a conclusion is valid if the premise or hypothesis is valid, therefore if a then b. In others a results in b.

The law of detachment is denoted

[(a→b)∧a]→b

The law of syllogism derives from the law of detachment. Syllogism says that if a results in b and b results in c, then a results in c. In other words since a causes b and b causes c, then if a then c.

It is denoted

[(a→b)∧(b→c)]→(a→c)

In the above example, given: If you live in Orlando, then you live in Florida

Morgan does not live in Orlando, therefore it is concluded that he does not live in Florida

5 0
3 years ago
The first class had a kids in it, the second had b kids in it, and the third class had c kids in it. Kids from all three classes
kramer
(a+b+c)/2. this is your answer. if it had the numbers i would solve it fully, but it only has variables.
3 0
3 years ago
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