15. If is the A.M. between a and b, then find the value of n.
Given : is the A.M. between a and b.
Thus, value of n is 1.
CBSE Class 12 board exams 2025 to have 50% competency-based questions; no change in 10th
CBSE Class 12 board exams 2024 over; expected result date, trends of last 10 years
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