agwachter586 agwachter586
  • 03-04-2021
  • Mathematics
contestada

What is S7 for the arithmetic series: a1 = 26, d = 3, and a7 = 44

Respuesta :

alikhanbilyaliyev alikhanbilyaliyev
  • 03-04-2021

Answer:

The answer is 245

Step-by-step explanation:

For arithmetic series with n=7: S7=(a1+a7)*7/2

Thus, S7=(26+44)*7/2=245

The answer is 245

Answer Link

Otras preguntas

For which of the following strategic reasons did the United States acquire the Midway Islands? (3 points) to spread Christian and democratic ideals to the citiz
How did the fighting in Iwo Jima and Okinawa affect the Allies' Pacific strategy? It was decided that the Soviet Union would begin to send troops to the Pacific
The name of England’s first successful colony in North America was _____.
congress decides to pass a law that increases minimum wage, this is an example of using a(n) ______ power.
“Do not impose on others what you do not wish for yourself.” What does this mean?
Which group works to help get pardons for past offenses? Amnesty International International Red Cross
One of the contributing factors to America's initial decision to enter into World War I was the Zimmermann Note. What were the contents of this telegram sent fr
Under the leadership of Lucretia Mott and Elizabeth Cady Stanton, the high point of the Seneca Falls convention was the drafting of the Declaration of A. Women'
Because of political instability, corruption, and human rights violations, United Nations peacekeeping forces would MOST LIKELY be found in which country? A)
how to turn 2/5 into a decimal