Applications of Derivatives Trick You MUST Know 📐 | CUET Maths 2025 PYQ 🎯 #shorts

Can YOU solve this? 📐
The rate of change of area of a circle with respect to its circumference when radius is 6 cm — what's the answer?
This is a Previous Year Question from CUET Maths 2025 (Applications of Derivatives) — looks tough but can be solved in under 30 seconds with the right trick! 😱
✅ Watch till the end to learn the fastest shortcut for Rate of Change problems that works for ALL similar questions! ⚡
📌 Part of our CUET Maths PYQ Series by Career Launcher — daily tricks, shortcuts & previous year questions for CUET 2027 aspirants!

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(1) 2 cm²/cm (2) 4 cm² /cm (3) 6 cm² /cm (4) 12 cm² /cm
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