lalaimira23 lalaimira23
  • 02-09-2020
  • Mathematics
contestada

If 3,a,b,c,37 in an arithmetic sequence,what are the values of a,b, and c?

Respuesta :

mhanifa
mhanifa mhanifa
  • 02-09-2020

Answer:

11.5, 20, 28.5

Step-by-step explanation:

Given AP

  • 3,a,b,c,37

5th term is 37, then common difference is;

  • 37 = 3 + 4d  ⇒ d = 34/4 = 8.5

Then the 2nd, 3rd and 4th terms:

  • a = 3+ 8.5 = 11.5
  • b = a + 8.5 = 11.5 + 8.5 = 20
  • c = b + 8.5 = 20 + 8.5 = 28.5
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