Question

. In an Arithmetic progression, if the 12th term is -13 and
m of first four
terms is 24. What the sum of the first 10 terms and also write the AP​

Answer 1

According question

a+11d=-13  --------(1)

4a+6d=24   ----------(2)

solving both we get a= 9 and d= -2

Now sum of first 10 terms will become Zero(0).

9,7,5,3,1,-1,-3,-5,-7,-9