If a, b, c are in AP; b, c, d are in GP; c, d, e are in HP, then which of the following is/are correct? 1. a, c and e are in GP 2. \frac{1}{a}, \frac{1}{c}, \frac{1}{e} are in GP Select the correct answer using the code given below :

Correct Answer is : Both 1 and 2

UPSC NDA I 2024 Mathematics Paper

Question : 26 of 120

Marks: +1, -0

If a,b,c are in AP; b,c,d are in GP; c,d,e are in HP, then which of the following is/are correct?
1. a,c and e are in GP
2. ‌

,‌

are in GP
Select the correct answer using the code given below :

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