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Find parametric equations for the line tangent to the curve of intersection of the surfaces at the given point. surfaces: xsquared2plus+2yplus+2zequals=1212 yequals=33 point: left parenthesis 1 comma 3 comma five halves right parenthesis

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The function v(r)=4/3pir^3 can be used to find the volume of air inside a basketball given its radius. what does v(r) represent