Explain solution RD Sharma class 12 chapter 12 Derivative as a Rate Measurer exercise multiple choise question 16 maths
Answer:
Hint:
The area of circle of radius r is defined by
Given:
Solution:
We get
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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