Question

the sum of first n terms of an ap whose first term is 8 and the common difference is 20 is equal to the sum of first to 2n terms of another AP whose first term is minus 30 and the common difference is 8. find n ​

Answer 1

Step-by-step explanation:

here's is some mistakes sue to some confusion in ur question but...answer is right i have checked it two times.....hope it help uh....best of luck !!