Vinuthmee Vinuthmee

07-09-2020
Mathematics

contestada

17 a) Find the nth term of the arithmetic sequence 1,11,21,31,41....
b) Find the 100th term.

Respuesta :

amyjoubert3 amyjoubert3

07-09-2020

Step-by-step explanation:

use the formula a+(n-1)d

a=(first value in sequence)=1

n=100(the term you are finding)

d=(difference)(it is increasing by 10

substitute the value in the formula

1+(100-1)10

100th term=991

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