Question

Find the surface area of the portion of the paraboloid z = 4 - 𝑥^2 -𝑦^2 that lies above the xy- plane?
should have tried google first.

http://sites.science.oregonstate.edu/math/home/programs/undergrad/CalculusQuestStudyGuides/vcalc/surface/surface.html

has this exact problem, only the circle is or radius 4, rather than 2.

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