KatCoda
KatCoda KatCoda
  • 04-03-2017
  • Mathematics
contestada

Find the 8th term of the arithmetic sequence:

10, 9 3/4,9 1/2,9 1/4

8 1/4
8 1/2
7 1/2
7 3/4

Respuesta :

royalranger
royalranger royalranger
  • 04-03-2017
an = a1 + (n-1)d

a8 = 10 + (8-1)(-1/4)
a8 = 10 + 7(-1/4)
a8 = 10 + (-1.75)
a8 = 8.25 or 8 1/4
Answer Link

Otras preguntas

PLEASE HELP!! Two consecutive numbers can be represented by x and x +1. The product of two consecutive numbers is equal to 35 more than eleven times the sum of
In step 6, khp was dissolved in a trivial amount of deionized h2o prior to titration with naoh. why was it acceptable to use an approximate volume of h2o when t
Consider rectangle abcd (not shown) with ab=30 and bc=16. if m and n are the midpoints of sides ab¯¯¯¯¯ and bc¯¯¯¯¯ respectively, find mn.
"carol really doesn't like her new boss and is not happy with the new tasks she's been assigned and the long hours she's been working. still, she truly believes
Which of the following equations has only one solution? x2 - 8x + 16 = 0 x(x - 1) = 8 x2 = 16
How could the maturation of an egg cell in an ovary be halted?
Maurice was born with an xy chromosome type, and he has the external genitalia of a male. he has, for the better part of his life, however, felt like he was sup
Which of walter miller's six characteristics of delinquent subcultures is often expressed as anger toward authority figures?
Traits that are carried on the x chromosome are said to be ________________.
The lengths of the diagonal of the rhombus are given. What is the area of the rhombus. HELP Now!! Lengths of diagonals(23 in and 28 in)