JEE Main 2023 Mathematics question
Let ,,,……, respectively be the sum of 12 terms of 10 A.Ps whose first terms are 1, 2, 3, ……, 10 and the common differences are 1, 3, 5, ……, 19 respectively. Then is equal to
Answer: (C)
Let ,,,……, respectively be the sum of 12 terms of 10 A.Ps whose first terms are 1, 2, 3, ……, 10 and the common differences are 1, 3, 5, ……, 19 respectively. Then is equal to