JEE Main 2023 Mathematics question
Let a, b, c > 1, , and be in A.P., and , and be in G.P. If the sum of first 20 terms of an A.P., whose first term is and the common difference is is –444, then abc is equal to:
Answer: (D)
Let a, b, c > 1, , and be in A.P., and , and be in G.P. If the sum of first 20 terms of an A.P., whose first term is and the common difference is is –444, then abc is equal to: