Questions from General Calculus


Q: Use cylindrical coordinates. Find the mass and center of mass

Use cylindrical coordinates. Find the mass and center of mass of the solid S bounded by the paraboloid z = 4x2 + 4y2 and the plane z = a (a > 0) if S has constant density K.

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Q: Find the average value of the function f (x) =

Find the average value of the function f (x) = ∫_x^1cos(t^2) dt on the interval [0, 1].

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Q: Use cylindrical coordinates. Find the mass of a ball B

Use cylindrical coordinates. Find the mass of a ball B given by x2 + y2 + z2 < a2 if the density at any point is proportional to its distance from the z-axis.

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Q: Evaluate the iterated integral. ∫_0^2 ∫_0

Evaluate the iterated integral. ∫_0^2 ∫_0^(x^2) ∫_0^(y-2) (2x-y) dx dy dz

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Q: Express the integral ∭E f (x, y, z

Express the integral ∭E f (x, y, z) dV as an iterated integral in six different ways, where E is the solid bounded by the given surfaces. y2 + z2 = 9, x = -2, x = 2

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Q: Express the integral ∭E f (x, y, z

Express the integral ∭E f (x, y, z) dV as an iterated integral in six different ways, where E is the solid bounded by the given surfaces. y = x2, z = 0, y + 2z = 4

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Q: Express the integral ∭E f (x, y, z

Express the integral ∭E f (x, y, z) dV as an iterated integral in six different ways, where E is the solid bounded by the given surfaces. x = 2, y = 2, z = 0, x + y - 2z = 2

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Q: Express the double integral in terms of a single integral with respect

Express the double integral in terms of a single integral with respect to r. Then use your calculator to evaluate the integral correct to four decimal places. ∬D √(xy&1+x^2+y^2 ) dA, where D is the po...

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Q: Write five other iterated integrals that are equal to the given iterated

Write five other iterated integrals that are equal to the given iterated integral. ∫_0^1 ∫_y^1 ∫_0^y f (x,y,z) dz dx dy

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Q: Find the mass and center of mass of the solid E with

Find the mass and center of mass of the solid E with the given density function ρ. E lies above the xy-plane and below the paraboloid z = 1 - x2 - y2; ρ (x, y, z) = 3

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