Question

If the sum of the first term of an AP is4n-n2 , what is the first term . Whatvis sum os first two term ?and second term ?and 10 termif the sum of first n term is 4n-n2 ,what is the furst term ?what is second and 3rd term and10 th term

Answer 1

I think your question is wrong. Plz recheck the question

Answer 2

here is your answer.....