# Calculate the superficial area

a) find the superficial area of Φ

b) evaluate the integral ∬ Φ xyzdS.

given S the part of the cone parameretized by

x = r cos(θ), y = r sin(θ), z = r, 3 ≤ r ≤ 5, 0 ≤ θ ≤ 2π

a)calculate the superficial area of Φ

b) evaluate the integral ∬ Φ xyzdS.

Alexa Rod

22

## Answer

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Mathe

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The answer is accepted.

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The bounty seems too low

I increased it now

One question, what do you mean by Φ xyzdS ?

Do you mean the integral of the function xyz over the surface? That's only thing that I can think of.

yes