azarco7879
azarco7879 azarco7879
  • 12-02-2018
  • Mathematics
contestada

What's the 13th term in the arithmetic sequence

Whats the 13th term in the arithmetic sequence class=

Respuesta :

jimthompson5910 jimthompson5910
  • 12-02-2018
Replace n with 13 and simplify

an = 84+(n-1)*(-6)
a13 = 84+(13-1)*(-6)
a13 = 84+(12)*(-6)
a13 = 84+(-72)
a13 = 84-72
a13 = 12

Answer: Choice A) 12

Answer Link

Otras preguntas

What is the slope of a line that is perpendicular to the line whose equation is y=4x+1?
When the y-intercepts of a line is 0, the relationship is....
how did Bill Gates impact the world ​
is this a function ? helpppp​
Is 11 a rational number
And equation that equals 23 that has a negative in it but the answer is positive
Danielle and Tracy are building a rectangular sandbox. Danielle has two boards that are equal in length, and Tracy has two boards that are each 5 feet longer th
Determine the acceleration of a raptor that reaches 25 m/s from rest in 6.5 s.
5) You bought a magazine for $3 and somecandy bars for $2 each. You spent a totalof $19. How many candy bars did youbuy?​
Find the output, h, when the input, x, is -18. h = 17+x\6