Question

what are the steps to solve AP

Answer 1

1.find a (find first number ) and d (common different ) and an( last no.)
2. and put the formula an=a+(n-1)d

Answer 2

The steps to solve an AP are:-

Check whether the given sequence is an AP or not.

Now, analyze the question given.

See what they have asked you to find.

And then apply the formula which is required.

Basically, upto 10th, we have only so many formulas.. :-

1. an/TN= a+(n-1)d

2. Sn= i. Sn= n/2(2a+(n-1)d

Or

ii. Sn= n/2(a+l)..

Hope this helps you!

All the best

Phoneix 〰️