Math, asked by Anonymous, 10 months ago

Find the 18th term of an A.P.7,13, 19 ,25,... .

Answers

Answered by bangtanboys07

3

Step-by-step explanation:

an = a (n -1 ) d

a = 7

d = 13 - 7 = 6

a18 = 7 ( n - 1 ) 6

(n-1) = 7*6

n-1 = 42

n = 42 - 1

n = 43

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