Question

if a=4 , d=5, n=9 then the value of a9 solve it​

Answer 1

Answer:

a = 4

d = 5

n = 9

a9 = a + (n - 1)d

= 4 + (9 - 1)5

= 4 + 8 × 5

= 4 + 40

= 44

Ans. 44

Step-by-step explanation:

'Tn or an = a + (n - 1)d' is a formula and by using this formula we find the ans.

Hope it helps.