The price of a product f(x,y) depends on the price (X) of the raw materials and the price (V) of transportation of the p

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The Price Of A Product F X Y Depends On The Price X Of The Raw Materials And The Price V Of Transportation Of The P 1 (56.32 KiB) Viewed 55 times

The price of a product f(x,y) depends on the price (X) of the raw materials and the price (V) of transportation of the product to the market according to f:R₂→R (x,y)=x²+xy+y² Which of the following statements are true? a) f(x,y) is a linear function b) ƒ (cx,cy)=c²f (x,y) for any real number c c) f(x,y) is continuous at (0,0) d) If the price of transportation and raw material of the product approaches 0 and 5 respectively, then the price of the product approaches 30 e) If the price of transportation and raw material of the product approaches 0 and 5 respectively, then the price of the product approaches 25