【題目】 Which of the following would be most likely to cause the demand for cheese to shift from D0 to D1? an increase in income, assuming cheese is a normal good an increase in the price of flour used make cheese an increase in the quantity demanded for cheese an increase in the price of cheese
Q： for the function f(X)=3√x(x-7)² which of the following statements are true ? f (0) = 0 is a relative minimum f (x) is differentiable everywhere f (7) = 0 is a relative minimum f (x) has no relative maximum 答： f(7) = 0 is a relative minimum Q1： LET A= ∫ (IN X)2 dx 答 ： 0 A 1 Q2： Let a=∫1 0 x5(1-x3)1/3 dx，then 答：0A1 Q3： 6.0 10.5 4.5 9.0 A ： 9.0 For implicit function 2xy+ex+y -2=0 dy/dx (0,ln2)=? -1 - ln2
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