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Dima020 [189]
3 years ago
12

PLEASE HELP WHOEVER ANSWERS FIRST GETS BRAINLIEST

Mathematics
2 answers:
coldgirl [10]2 years ago
8 0

Answer:

8

Step-by-step explanation:

Bond [772]2 years ago
7 0

Answer:

8 ft

Step-by-step explanation

8x4=32, 8 ft on all 4 sides.

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A multinational firm wants to estimate the average number of hours in a month that theiremployees spend on social media while on
elena55 [62]

Answer:

95% of the population spent between 16.8 hours to 26.2 hours on social media per month

Step-by-step explanation:

  1. subtracting 1 from sample size: 83-1= 82
  2. Note Mean=21.5 and standard deviation=2.5
  3. Subtracting confidence interval from 1 and dividing by 2: (1-0.95)/2=0.025
  4. At α=0.025 and dF=82,  the t-distribution table gives  1.984
  5. Divide standard deviation by square root of sample size: 21.5/√83= 2.36
  6. Multiplying answer in step 4 by answer in step 5: 2.36×1.984= 4.68
  7. For lower end: 21.5-4.68= 16.82
  8. for upper end: 21.5+4.68=26.18

7 0
3 years ago
Read 2 more answers
Can you please help me
puteri [66]

Answer:

The first one

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
Can someone help with this question
eduard
Now, as you can see - these are ordered pairs. So, in order to find possible solutions - we have to plot this inequality on a graph! 

So, let's do this. I am using GeoGebra in order to graph this inequality. 

Alright, so... Now I'm going to go through, and look at each ordered pair and see if they are covered by the shaded region!

Answer A: False
Answer B: False
Answer C: True
Answer D: True
Answer E: True
Answer F: True

Hopefully, this helps you! =)
7 0
3 years ago
Read 2 more answers
The graph of the function, f(x) = - x2 - 3x + 1, opens and has a, value.
frosja888 [35]

Answer:

downward, maximum value

Step-by-step explanation:

f(x) = - x^2 - 3x + 1

The negative in front of the x^2 means the graph opens downwards

The y intercept is 1

Because it opens downward it has a maximum value

6 0
3 years ago
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Help ASAP PLZZZZZ,gbudbejdbjf
Rasek [7]

Answer:

60

Step-by-step explanation:

2x+5+x-5=180

add the common things

3x=180

divide stuff

x=60

6 0
3 years ago
Read 2 more answers
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