Seudónimo Seudónimo
  • 02-01-2015
  • Mathematics
contestada

Find the 22nd term of the arithmetic sequence with a1 = -6 and a common difference of d=3

Respuesta :

naǫ
naǫ naǫ
  • 02-01-2015
[tex]a_n=a_1+d(n-1) \\ a_1=-6 \\ d=3 \\ a_n=-6+3(n-1)=-6+3n-3=3n-9[/tex]

The nth term of the sequence is 3n-9.
Now replace n with 22.

[tex]a_{22}=3 \times22-9=66-9=57[/tex]

57 is the 22nd term of this sequence.
Answer Link

Otras preguntas

Tropical grasslands are called
the volume of a sphere is 950 cubic inches. use the formula for the volume of a sphere, V= 4/3(3.14)(r)ratical 3, to find the radius r to the nearest tenth of a
What does it mean if something is most essential?
What events do the lliad and the odyssey tell about?
What is the best choice to describe the purpose of this myth?
how do you say garden in french
The United Farm Workers’ Grape Boycott that began in 1966
what it's the main goal of the pacific region coastal program
Everything at a small sit-down dinner party was going beautifully you go to finish off the evening with a flare by bringing in the customers fondue pot which yo
brain's mother ordered a pizza thar had 12 slices for dinner. Brian ate 1/3 of the pizza,and his mother ate 1/6 of the pizza .how many slices were left?