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UNO [17]
4 years ago
13

Write an absolute value equation to satisfy the given solution set shown on a number line. PLEASE HELP

Mathematics
2 answers:
Darina [25.2K]4 years ago
8 0

Answer: Ix - 4I ≤ 4

Step-by-step explanation:

You can see a black dot in the zero, and a black dot in the 8.

So those are the extremes of our set and are included in the set of solutions, we have that the set is defined by:

0 ≤ x ≤ 8.

Now we want to construct an absolute value equation such that the set {0 ≤ x ≤ 8} is the set of solutions.

The first step is to find the middle value of that set:

The middle value is equal to half of the difference between the extremes:

m = (8 - 0)/2 = 4.

Now we know the middle point, so we can write the equation:

Ix - mI ≤ m

m = 4

Ix - 4I ≤ 4

That is our inequality.

Where the "equal" part of ≤ is for the values x = 0 and x = 8.

aniked [119]4 years ago
7 0
I can do it I believe inu
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3 years ago
What is EG? Round to the nearest tenth if necessary.
slava [35]

Answer:

26.

Step-by-step explanation:

As the vertex angles are equal:

24/54 = x / x+10

54x = 24x + 240

30x = 240

x = 8

So EG = x + x + 10

=  8 + 8 + 10

= 26..

7 0
3 years ago
A scuba diver returning to the surface swims to move up quickly, then waits a few meters below the surface to avoid pressure iss
otez555 [7]

Answer:

See below

Step-by-step explanation:

<u>Given:</u>

  • f(x)= { 3x+1, if −9 < x ≤ −2
  • f(x)= {−5, if. −2 < x ≤ 1
  • f(x)= { x−6, if 1 < x < 7

<u>Combination of domain for the function is the following union:</u>

  • (-9, 2]∪ (-2, 1]∪(1, 7)  = (-9, 7)

<u>Group of answer choices:</u>

The domain is the depth interval (−26, 1).

  • incorrect as (-26, -9) interval is not covered in given function

The domain is the depth interval (−9, 1].

  • incomplete range

The domain is the set of times −9 < x < −2, −2 < x < 1, and 1 < x < 7.

  • incorrect as doesn't include x = -2 and x = 1

The domain is the time interval (−9, 7).

  • This is correct as it is same with the domain set we got above.

3 0
3 years ago
What is the value expression of 42 times 28
Aleksandr [31]
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8 0
3 years ago
Write an algebraic expression to represent the new x-coordinate after a reflection across the x-axis given any initial x-coordin
denpristay [2]

Answer:

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Step-by-step explanation:

Given

Initial\ Coordinate = x

Required

Find the new coordinate of x when reflected over x axis

Represent the new x value as x'

When a function is reflected over the x axis, the x value remains unchanged;

So, we have:

x' = Initial\ Coordinate

x' = x

8 0
3 years ago
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