Question

Algebraic form of an arithmetic sequence is 3n+5

a) Find the 15th ​term
please answer and explanation me please dear friends ​

Answer 1

Answer:

Given, arithmetic sequence X

n

=5n+3

a. The first term of the sequence, put n=1

X

1

=5×1+3=8

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

The remainder divide by 5=3.

(

5

8

=3,

5

13

=3,

5

18

=3,etc)

Answer 2

Step-by-step explanation:

Here n means no of terms so u put the no of terms in the n and u get the ans

3n+5=3x15+5=50