Question

The algebraic expression of an arithemethic Sequence is 2n+1
a.) write the common difference. .
b.) find the first term.
c.) Find the 15 th term of the sequence​

Answer 1

Answer:

Given, arithmetic sequence X

n=5n+3

a. The first term of the sequence, put n=1X1=5×1+3=8

b. d=5 (coefficient of n be the common difference)

The remainder divide by 5=3.

(58=3,513=3,518=3,etc)

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