mgarcia78
mgarcia78 mgarcia78
  • 04-11-2020
  • Mathematics
contestada

using the arithmetic sequence 12,15,18,21.....What is the 12th term of the sequence​

Respuesta :

EVEDragon610
EVEDragon610 EVEDragon610
  • 04-11-2020

Answer: 45

Step-by-step explanation:

f(n) = f(1)+CD(n-1)

f(n) = 12+3(n-1)

f(n) = 12 +3n -3

f(n) = 3n+9

plug in 12 for n

f(12) = 3(12)+9

= 36 +9

=45

Answer Link
gretchwolfe gretchwolfe
  • 04-11-2020

Answer: 45

Step-by-step explanation: 12, 15, 18, 21, 24, 27, 30, 33, 36, 39, 42, 45

Answer Link

Otras preguntas

what are the types of snakes in Africa?​
The temperature on a Christmas morning was -7 degrees celsius. Three hours later the temperature dropped 5 degrees. Then by noon, the temperature rose 9 degrees
A large mural decorates one wall of the community center. Some artist painted the mural last year. The mural shows groups of children singing, playing soccer, a
the equation x-3=-13 has the solution of...?
What is the value of x to the nearest tenth? 4.7 3.3 8.0 9.5
Estimate V130 to the nearest integer.
What is a simplified expression for the perimeter of the polygon?
Solve for the proportion. x+2/5=6/15
What is the equation for the line that is perpendicular to line f, through E
Can someone explain to me the difference between 'muss', 'musst' and 'müssen'?