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Pavel [41]
3 years ago
7

NEED HELP ASAPPP

Mathematics
2 answers:
Serjik [45]3 years ago
6 0
The answers is a because the radius must be 5
OLEGan [10]3 years ago
5 0

Answer:

its C

Step-by-step explanation:

Center: (−5,2)

Radius: 5

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Can someone please help me with math.
Nat2105 [25]

Answer:

I think -3

Step-by-step explanation:

3 0
3 years ago
A researcher is interested in the texting habits of high school students in the United States. The researcher selects a group of
vlabodo [156]

Answer:

(a)High school students in the United States.

(b)100 Students

(c)Statistic

Step-by-step explanation:

(a)Since the researcher is interested in the texting habits of high school students in the United States, the population for this study consists of all high school students in the United States.

(b)It is most often improbable to carry out research on an entire population of study. A <u>sample is taken to represent the population</u> and the results obtained from the sample are assumed to hold for the entire population.

In the given study, the researcher selects a group of 100 students to represent the High School students in the United States. This is the sample for the study.

(c)The researcher calculated the average number of text messages that each individual sends each day from the sample of 100 Students. This is an example of a Statistic. A statistic is a numerical data obtained from a sample.

Note: If the data were obtained from the entire population, it would be a <u>parameter.</u>

3 0
3 years ago
Factorise fully 2a^2b + 6ab^2​
Inga [223]

Answer:

2ab(a + 3b)

Step-by-step explanation:

2a²b + 6ab²​

Factor out 2ab

2ab(a + 3b)

4 0
3 years ago
Read 2 more answers
How many kilometers?
Anettt [7]

Answer:

7.12 kilometers

Step-by-step explanation:

Add the amounts of kilometers to find the total :

3.8 kilometers + 3.32 kilometers = 7.12 kilometers

8 0
3 years ago
A train leaves at 12.13 and arrives at its destination at 13.03. If the train travelled 83 km, what was it's average speed in km
Mama L [17]

Answer:

1.7km/h

Step-by-step explanation:

speed is distance over time,the time difference is 50 min and the distance is 83,you divide 83 by 50 to give you the answer

3 0
3 years ago
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