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temperature in celsius at point (x,y) in equation. T(x,y)=50-0.003x^4-0.004y^2 a.) will temp increase in directiom of...

temperature in celsius at point (x,y) in equation. T(x,y)=50-0.003x^4-0.004y^2
a.) will temp increase in directiom of (0,10) from (-10,0) and at what rate?
b.) find the vector of greatest heat increase from point (-10,0).

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