Question

for an A.P 8th term is 17 .write an equation relating​

Answer 1

Tn = a+(n-1)*d
T8 = a+(8-1)*d = 17
a+(7)*d = 17


Hope it will help you.

Answer 2

Step-by-step explanation:

Given: 8th term of AP is $17$.

To find: An equation relating.

For calculation of an equation relating,

⇒ $Tn=a+(n-1)$ × $d$

⇒ $T8= a+(8-1)$ × $d=17$

⇒ $a + 7$ × $d=17$.

The answer is $a + 7$ × $d=17$.