mariacarlos0527 mariacarlos0527
  • 02-05-2021
  • Mathematics
contestada

7. Find S 14 for the arithmetic sequence. 101+98+95+92+..

Respuesta :

Аноним Аноним
  • 02-05-2021

Step-by-step explanation:

[tex]S _{n} = \frac{n}{2} (2a + (n - 1)d) \\ S _{14} = \frac{14}{2} ((2 \times 101) + (14 - 1) \times -3) \\ =1,141[/tex]

Answer Link

Otras preguntas

Help me ASAP it's important
I am really stuck on this question can someone please help me
"One hundred years of delay have passed since President Lincoln freed the slaves, yet their heirs, their grandsons, are not fully free. They are not yet freed f
Regarding the federal court system, which of the following statements is false? A. The Supreme Court hears most of the cases brought to it on appeal. B. Feder
A triangle has two sides that measure 0.5 meters and 1.5 meters. which could be the measure of the third side?
what are the possible values of x if (4x – 5)2 = 49? check all that apply. -4/5 -1/2 3 5 7
Which of the following excerpts from the story does NOT help create suspense? A. Death states, “But beware of using this herb against my will, or something ver
She played a woodwind instrument, the clarinet. How is the bolded word used?
what are the steps to solve this problem C=6/(6+12)*180
discuss how stereotyping,attribution,self- fulfilling,propehcy, halo,false-consensus, primacy, and recency effect influence the perceptual process