Question

if the sum of first m terms of an AP is 2m2+3m,then what is its second term​

Answer 1

note that

Sn= a1

Sn - S(n-1) = a2

So, a2=  (2(2)² + 3 *2 ) - ( 2( 1)² + 3 * 1)

= 14 - 5

=9

so, a2= 9

Answer 2

Answer:9

Step-by-step explanation:

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Hope it helps you