8.x Consider the function f(x, y) = and answer the questions below. V10-y-x? (a) Select the statement that correctly describes where on R2 the function f is continuous. ONo answer given) OS is continuous on the region {(x, y) E R² | y = } CR?. Of is continuous on the region {(x, y) E R² | y > } CR². Of is continUOUs on all of R². Of is continuous on the region {(x, y) E R² | y < } C R². 10

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Q: the domain be the positive real numbers. (a) f(x) :

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A: The region, R is as shown follows: The boundary of the region is x4+2y4=1.

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Q: discuss the continuity of the function f. S(x, y, z) = Vxy tan z S(x, y) = /25 – x² – j

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