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Citrus2011 [14]
3 years ago
8

Freeeeeeeeeeeeeeeeeeeeeeeee

Mathematics
1 answer:
LuckyWell [14K]3 years ago
8 0

Answer:

Thank you I hope u have an amazing day

Step-by-step explanation:

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-4(1-8n) - 4(8n+4)=x
Alex17521 [72]

Answer:

x= -20

Step-by-step explanation:

5 0
3 years ago
Last year, the standard deviation of the ages of the students at UA was 1.8 years. Recently, a sample of 31 students had a stand
scZoUnD [109]

Answer: H_0: \sigma=1.8

Step-by-step explanation:

Let \sigma represents the standard deviation .

Given : Last year, the standard deviation of the ages of the students at UA was 1.8 years.

The researcher are interested in testing to see if there has been a significant change in the standard deviation of the ages of the students at UA.

We know that the null hypothesis always contains the equal signs, then the null and alternative hypothesis is given by :-

H_0: \sigma=1.8\\\\ H_a:\sigma\neq1.8

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3 years ago
A triangular field has boundaries of length 170 m, 195 m and 210 m. Find the size of the largest interior angle of the field.
lesya692 [45]

Answer:

210 m

Step-by-step explanation:

the largest interior angle will be the front of largest side of triangle

4 0
3 years ago
Perform the operation. Write your answer in scientific notation. 7×10^6-5.3×10^6​
Lady_Fox [76]
7 • 10^6 - 5.3 • 10^6
= 1.7 • 10^6 in scientific notation
6 0
3 years ago
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satela [25.4K]

Answer: D. 2.8 - 0.6t

Step-by-step explanation:

The t represents how much time it takes. So, it goes down by 0.6 per second until it gets to 0.

7 0
3 years ago
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