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

y/m + y- 1/n = y-2/mnslove for y
Which figures are polygons? Select each correct answer. Figure A Figure B Figure C Figure D
The.... Of seawater increases with decrease in the temperature. Therefore, the cold water sinks to the deeper layers at the bottom
What is the answer to this problem? Ignore the work. What is the correct answer?
Explain briefly why you cannot expect to find a previous version of every file with which you work.
What is the y-intercept of the line with the equation 3x + 4y = 12?
Explain in a few sentences how different lines and shapes can be manipulated to creat a mood or feeling in a composition
How could Indian agents profit their assignments?
More than 450450 students traveled to a state park for a field trip. The school allowed 66 students to travel by car, and the rest traveled on 1111 buses, each
what is the square root of 19874