Question

the sum of the first nth terms of an AP is 3^2 -6n. Find the nth term of this AP?​

Answer 1

Answer:

sn=n/2(2n-1) *d formula hai

Answer 2

Answer:

3/2

Step-by-step explanation:

3^2=9

9-6n;

=-6n=-9

- sign gets cancelled on either sides of =;

now

6n=9;

n=9/6

9 and 6 both are divisible by 3;

now,

n=3/2=1.5

so the value of n is 3/2=1.5

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