PRC-2 · Chapter 3 · Question 44 of 45
The 'Geometric Mean' (GM) between two positive numbers 'x' and 'y' is defined as:
Test yourself: pick an answer
Reveal answer & explanation
Correct answer: B) √(xy)
Explanation
If three numbers x, G, y form a GP, then G/x = y/G, resulting in G^2 = xy, or G = √(xy).
More Mathematical Progression MCQs
- Q1What is the specific mathematical term for a succession of numbers formed and arranged according to a definite law or rule?
- Q2In an arithmetic progression, which mathematical formula is used to find the value of the 'nth' term?
- Q3Find the 8th term of an arithmetic progression where the first term is 10 and the common difference is 5.
- Q4What is the total sum of the first 8 terms of an arithmetic progression if the first term is 10 and the common difference is 5?
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