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Nesterboy [21]
3 years ago
5

Can someone please explain how to do this...

Mathematics
1 answer:
Arte-miy333 [17]3 years ago
8 0

9514 1404 393

Answer:

  True

Step-by-step explanation:

Make a list of the first number in each ordered pair:

  {-4, 2, 1, -1}

You may want to put these in order. (Not necessary; can be helpful.)

  {-4, -1, 1, 2}

If any values are repeated, the relation is NOT a function.

Here, all the values are different, so this relation is a function.

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Slav-nsk [51]
This makes no sense srry, rephrase it correctly pls in order for me to answer it :P
4 0
3 years ago
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1377/8 in simplest form<br><br> Thank you!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
nlexa [21]
To convert a fraction to simplest form we need to find the greatest common factor. 

The fraction can not be simplified because it is already in simplest form but we can change it to a mixed fraction. 

         Steps to solve 

<span>1) Set up the long division.
</span>
<span>2) Calculate 13 ÷ 8, which is 1 with a remainder of 5.
</span>
3) Bring down 7, so that 57 is large enough to be divided by 8.

4) Calculate 57 ÷ 8, which is 7 with a remainder of 1.

<span>5) Bring down 7, so that 17 is large enough to be divided by 8.
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<span>6) Calculate 17 ÷ 8, which is 2 with a remainder of 1.
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<span>7) Therefore, 1377 ÷ 8 = 172 with a remainder of 1.
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<span>Express as a mixed fraction = </span>172 \dfrac{1}{8}


5 0
3 years ago
Pioneer company has given an aptitude test to 71 potential job applicants. The test score had an average of 81 and a standard de
Agata [3.3K]

Answer:

Follows are the solution to the given points:

Step-by-step explanation:

In point A:

\to df = n - 1 = 71-1= 70

In point B:

\to t = \frac{(x -X)}{s} = \frac{(93-81)}{8} = \frac{12}{8}= 1.5

In point C:

For df = 70, the top 5% critical t score

tcrit = 1.666914479

Thus,

\to 1.666914479 = \frac{(x - 81)}{8}\\\\\to 1.666914479 \times 8 = (x - 81)\\\\\to  13.335315832 = (x - 81)\\\\\to  13.335315832 +81 =x \\\\\to x= 94.335315832

In point D:

For df = 70, the top 5% critical t score

tcrit = -1.666914479

\to -1.666914479 = \frac{(x - 81)}{8}\\\\\to -1.666914479 \times 8= (x - 81)\\\\\to -13.335315832= (x - 81)\\\\\to -13.335315832+81 = x \\\\\to x = 67.664684168\\\\

In point E:

The lower cutoff is 0.10 in the center, which would be around 80 %. The critical point therefore is

tcrit = -1.293762898

\to -1.293762898 = \frac{(x-81)}{8}\\\\\to -1.293762898 \times 8= (x-81) \\\\\to -1.293762898 \times 8= (x-81) \\\\\to -10.350103184=x-81\\\\\to -10.350103184+81=x\\\\\to x=70.649896816

In point F:

The lower cutoff is 0.90 in the center, which would be around 80 %. The critical point therefore is

tcrit = 1.293762898

\to 1.293762898 = \frac{(x-81)}{8}\\\\\to 1.293762898 \times 8= x-81\\\\\to 10.350103184 =x-81\\\\\to 10.350103184 +81=x\\\\\to x = 91.350103184\\

5 0
4 years ago
A line and a point not on the line lie in exactly one plane. True False
Paraphin [41]
True, they exist in exactly one plane
7 0
4 years ago
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Find the duration between 10:00 a. m. until 9:00 p.m.​
Vinvika [58]

Answer:11 hours

Step-by-step explanation:

There duration bmis 11hours

6 0
3 years ago
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