# equation of a surface

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Describe in words the surface whose equation is given

[note r - cylindrical coordinate, ρ - spherical coordinate]

a) r = 3

b) ρ = 3

c) φ = π/2

d) θ = π/3

Give detailed explanation.

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#### Solution Preview

<br>Are these all separate surfaces? infact they have to be, if not combined like 1cd, or bcd.

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<br>I have explained assuming all separate surfaces, and a procedure for calculating combination of acd

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<br>1. r=3

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<br>for spherical coordinates, r=3 means, a hollow ...

#### Solution Summary

The expert describes the surface whoses equation is given. Crlindrical coordinates and spherical coordinates are used.

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