drwhjjdfjhhh drwhjjdfjhhh
  • 01-07-2017
  • Mathematics
contestada

What explicit formula matches the arithmetic sequence -2, 1, 4, 7, 10, ...?

Respuesta :

konrad509
konrad509 konrad509
  • 01-07-2017
[tex]a_1=-2\\ d=3\\ a_n=a_1+(n-1)d=-2+(n-1)\cdot3=-2+3n-3=3n-5[/tex]
Answer Link

Otras preguntas

which of the following represents the most accurate estimation if 75-33?
what were some of the difficulties america faced in mainting good relations with jpan
Which chemical equation is unbalanced? 1.C + O2 → CO2 2.Sr + O2 → 2SrO 3.6H2 + 3O2 → 6H2O 4.H2 + H2 + O2 → H2O + H2O
80 kg decreased by 63%
density is found by dividing
Which theme is communicated by George Herbert's poem "Heaven"?
Sonar is what kind of sound waves
how do i fit 44 questions and answers on a small index card?
Chemical changes _____. alter the phase, or state, of matter increase the mass of a substance affect the chemical structure of a substance do not change the pr
Saeed bought 21 and 1/2 lb. of ground beef. He used 1/4 of the beef to make tacos and 2/3 of the remainder to make a quarter pound burgers. How many burgers did