📖 From Calculus • 3. The Derivation • 26 questions available
Practice MCQs for Rates of Change in Applications in Derivation. Test your knowledge with carefully crafted questions across easy, medium, and hard difficulty levels.
🔄 Last updated: 2026-07-13
Q1. If temperature \(T\) (in °F) changes with time \(t\) (in hours) as \(T = 70 + 3t\), what is the rate of change?
💡 Difficulty: easy | ✅ Correct: A
Q2. The temperature of a rod is \(T = 25 - 0.5x\) °C where \(x\) is in cm. The rate of change of temperature is:
💡 Difficulty: medium | ✅ Correct: A
Q3. A cube's side length \(s\) increases at \(2\) cm/s. Find the rate of change of volume \(V\) when \(s=3\) cm.
💡 Difficulty: hard | ✅ Correct: A
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