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Application of Derivatives
RS Aggarwal
CBSE
Grade 12

Question:

An edge of a variable cube is increasing at the rate of $3$ cm/s. How fast is the volume of the cube increasing when the edge is $10$ cm long?

Step-by-Step Solution

Key Concept: dV/dt = 3x^2 dx/dt = 3(100)(3) = 900 cm^3/s.
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Correct Answer:
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