Seudónimo Seudónimo
  • 01-12-2015
  • Mathematics
contestada

Nth term of 7 9 11 13 15

Respuesta :

WorldCitizen WorldCitizen
  • 01-12-2015
the secret formula seems to be: 7 plus 2 plus 2 plus 2...

so 7+2....

but the plus 2 is repeated!

so

7+(2*x)

how many times is it repeated? 7 is the first term, 9 is the second, but it's repeated only once.. so the number of the term -1!


like this:

7+(2*(n-1))
Answer Link

Otras preguntas

Marika and Freddy sold 70 homes for Ron Realty. If Marika sold 2.5 times as many homes as Freddy, how many homes did each sell?
find an equivalent expression without parentheses -(50x-15y+15)=
Historians of china have traditionally dated the beginning of Chinese civilization to the founding of the what??
Can someone use the word delta in a sentence
Prove that (x^5)-(x^2)+2x +3=0 has at least one real root. Prove that x=cosx has at least one solution.
How were life forms affected by the rise in atmospheric oxygen levels that began 2.2 billion years ago?
how is mass transit in cities a possible solution tk urban air pollution?
Prove that (x^5)-(x^2)+2x +3=0 has at least one real root. Prove that x=cosx has at least one solution.
(10y^3+20y^2+55y)/5y
how is mass transit in cities a possible solution tk urban air pollution?