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nikdorinn [45]
3 years ago
15

The sum of an 84-number series is –7,980. What is the sum of the first and last numbers?

Mathematics
1 answer:
Murrr4er [49]3 years ago
3 0

Answer:

- 190

Step-by-step explanation:

Since the sum of 84 number series is -7980. We have to find the sum of first and last numbers. Since sum of an arithmetic sequence is represented as. S =. (First + last) =. So the total of first and last term is (-190). Option B. -190 is the correct option.

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Abba grew 1 foot over the past year . He is now 5 feet tall. Draw a bar model to compare abba's previous height to the amount he
alisha [4.7K]

Answer:

Please find attached the bar model that shows the comparison between Abba's previous height to the height by which Abba grew over the past year

Step-by-step explanation:

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3 years ago
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7 0
4 years ago
Construct the cumulative frequency distribution for the given data. Daily Low ​(degrees°​F) Frequency ​35-39 11 ​ 40-44 22 ​ 45-
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Answer:

The cumulative  frequency distribution is

<em>Class      Cumulative</em>

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35-39 11

40-44 33

45-49 77

50-54 90

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Step-by-step explanation:

<em>Class </em>

<em>Interval  F  C.F</em>      

35-39 11 11

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The first column contains class interval. The second column denoted by F contains frequencies. The third column contains cumulative frequencies denoted as C.F.

7 0
3 years ago
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