joeyxmas25 joeyxmas25
  • 03-09-2021
  • Mathematics
contestada

Find an explicit formula for the arithmetic sequence -5,13,31,49,...
Note: the first term should be b(1).

b(n) = ?

Respuesta :

ferrybukantoro
ferrybukantoro ferrybukantoro
  • 03-09-2021

Step-by-step explanation:

b(n) = b(1) + (n-1) d, where d is the difference,

d = 13-(-5) = 18

b(n) = (-5) + (n-1)(18)

= -5 +18n -18

b(n) = 18n -23

Answer Link

Otras preguntas

What was the main concern of the environmental movement during the Progressive Era?
Find P(A or B), if events A and B are overlapping. P(A) = 9/18 P(B) = 5/18 P(A and B) = 3/18please my entire grade counts on this i will brainliest
what two ordered pairs will show both intercepts for y=6x-5
BRAINLIESTTTT ASAP!!! 1. A student made the following observations about astronomical bodies. Observation 1: Mars reverses its direction of motion in the night'
Find the radius of a circle on which a central angle measuring 2pie/3 radiance intercept in arc on the circle with an length of 35 pie kilo
Please help me need help ASAP don’t know how to solve
factor each polynomial x2-36
Wha is the value of x if the quadrilateral is a kite
The angles of elevation froma point X to the top of flagpoles A and B are 35* and 45* respectively. If X lies in the middle of the flagpoles, find the ratio of
I need help with 23-25, you can only explain one, I think I might be able to do the rest.