12th Calculus

posted by .

the volume of a cube is increasing at the rate of 1200 cm^3/min at the instant it edges are 20cm long. at what rate are the edges changing at the instant?

  • 12th Calculus -

    Is the cone angle staying the same? Is the edge length the slant height? What is the cone angle?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Calculus

    The edge of a cube is increasing at a rate of 2 inches per minute. At the instant when the volume is 27 cubic inches, how fast is the volume changing?
  2. calculus

    can someone check these for me: 18. All edges of a cube are expanding at a rate of 6 cm per second. How fast is the volume changing when each edge is a) 2 cm and b) 10 cm. a)72 cm^3/sec b)1800 cm^3/sec 20. The formula for the volume …
  3. Calculus

    At a certain point in time, a cubical crystal has edges 5 mm in length, and these edges are growing at a rate of 2 mm per hour. How fast is the volume increasing?
  4. Calculus

    At a certain point in time, a cubical crystal has edges 5 mm in length, and these edges are growing at a rate of 2 mm per hour. How fast is the volume increasing?
  5. calculus

    At a certain instant of time, the sides of the cube are 3 in. long and increasing at the rate of 0.2 in./sec. How fast is the volume of the cube changing at that instant of time?
  6. Calculus

    Let V be the volume of a right circular cone having height h and radius r and assume that h and r vary with time. a. Express the time rate of change of the cylinder in terms of h, r and their rates of change. b. At a certain instant, …
  7. calculus

    The volume V of a cube with sides of length x in. is changing with respect to time. At a certain instant of time, the sides of the cube are 6 in. long and increasing at the rate of 0.3 in./sec. How fast is the volume of the cube changing …
  8. calculus

    the edges of a cube are increasing at the rate of 5 in/min. How fast is the volume changing when each side is 4 in.
  9. Calculus

    At a certain instant, each edge of a cube is 5 inches long and the volume is increasing at the rate of 2 cubic inches per minute. How fast is the surface area of the cube increasing?
  10. calculus help thanks!

    The gas law for an ideal gas at absolute temperature T (in kelvins), pressure P (in atmospheres), and volume V (in liters) is PV = nRT, where n is the number of moles of the gas and R = 0.0821 is the gas constant. Suppose that, at …

More Similar Questions