1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Orlov [11]
2 years ago
15

Which equation should be used to calculate the 43rd partial sum for the arithmetic sequence.

Mathematics
1 answer:
MariettaO [177]2 years ago
6 0

Answer: First Option : Sₙ= n/2(a₁ + aₙ)

Step-by-step explanation:

The nth partial sum of an arithmetic sequence or the sum of the first n terms of the arithmetic series can be defined as the sum of a finite number of term in an arithmetic sequence.

It is calculated using the formula:

Sₙ= n/2(a₁ + aₙ)

Where :

a₁ = First term

aₙ = last term

n = number of terms

You might be interested in
Determine which data are qualitative and which data are quantitative. Explain your reasoning
wel

Answer:

1. A. Quantitative data

B. Quantitative data

C. Qualitative data

D. Quantitative data

E. Qualitative data

F. Quantitative data

2.a. Yearly salaries: interval or ratio data

b. Employee numbers: interval or ratio data

c. Area codes : nominal data

d. The ages: interval or ratio data

e. Survey answers: ordinal data

f. IQ index: interval or ratio data

Explanation:

Qualitative data is data in the form of a quality such as a characteristic. It is usually a noun, such as whether a person is fair or dark in complexion. Quantitative data is data in form of quantity such as the amount in dollars of one's salary.

There are four levels of data measurement. They are: nominal data, ordinal data, interval data, and ratio data. Nominal and ordinal data are qualitative data while interval and ratio data are quantitative data.

4 0
3 years ago
A rectangle has an area of 126 m2 and a width of 7 m. What is its length?
Lorico [155]
126 divided by 7 equals 18



18 m
8 0
3 years ago
Read 2 more answers
What is the coefficient of the second term in this expression?9–6w–5y
Ber [7]

Answer:

The coefficient of the second term in this expression is 6.

Step-by-step explanation:

A coefficient is a numerical or constant quantity placed before and multiplying the variable in an algebraic expression. There are three terms in this expression (9, 6w, and 5y), and the coefficient of the second term is 6.

4 0
3 years ago
Graph the function -2 - 1
djverab [1.8K]
The answer is -3 because - and - are together plus
8 0
3 years ago
Simplify the expression so there is only one positive power for each base. (5^-2 x 4^-4)^-2
Oliga [24]
40960000 is the answer to the equation
6 0
3 years ago
Read 2 more answers
Other questions:
  • the initial balance of a savings account was $275 after which transactions will the balance of the saving account be the same as
    9·2 answers
  • How many pears would each person get if 14 pears are shared among 4 people
    7·2 answers
  • Bob and his friend bill have the same birthday,but bob is 3 years older than bill.let the variable x represent bobs age and y re
    7·1 answer
  • I'm desperate. I need all of them answered
    6·1 answer
  • 30 Points ill mark brainiest, please help.
    6·2 answers
  • If mangleT = (7x − 14)°, find the measure of the following.<br><br><br> Complement of angleT.
    8·1 answer
  • HELPPPP I WILL GIVEE BRAINLIEST
    13·1 answer
  • Solve the equation3/5G - 1/3= -10/3<br> G=
    12·2 answers
  • Rewrite the sum of 30 and 42 by factoring out of the greatest common factor
    5·1 answer
  • 50 points! No links or cheaters! I need a serious answer!
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!