Get, detailed solutions to the questions of the chapter Application of Derivatives from NCERT textbooks. The objective is to helping students regarding the pattern of answering the question as per the cbse latest marking scheme. Cbse.jagranjosh.com provided you NCERT solutions for classes 12th math and science subjects.

**Q.** The volume of a cube is increasing at the rate of 8 cm^{3}/s. How fast is the surface area increasing when the length of an edge is 12 cm?

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**Q.** The radius of a circle is increasing uniformly at the rate of 3 cm/s. Find the rate at which the area of the circle is increasing when the radius is 10 cm.

**Q.** 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?