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    Mathematics
  3. Study Set
    Applied Calculus
  4. Exam
    Exam 2: Rate of Change: the Derivative
  5. Question
    The Cost of Mining a Ton of Coal Is Rising
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The Cost of Mining a Ton of Coal Is Rising

Question 30

Question 30

Multiple Choice

The cost of mining a ton of coal is rising faster every year. Suppose The cost of mining a ton of coal is rising faster every year. Suppose   is the cost of mining a ton of coal at time t. Which of the following must be increasing? Select all that apply. A)    B)    C)   is the cost of mining a ton of coal at time t. Which of the following must be increasing? Select all that apply.


A) The cost of mining a ton of coal is rising faster every year. Suppose   is the cost of mining a ton of coal at time t. Which of the following must be increasing? Select all that apply. A)    B)    C)
B) The cost of mining a ton of coal is rising faster every year. Suppose   is the cost of mining a ton of coal at time t. Which of the following must be increasing? Select all that apply. A)    B)    C)
C) The cost of mining a ton of coal is rising faster every year. Suppose   is the cost of mining a ton of coal at time t. Which of the following must be increasing? Select all that apply. A)    B)    C)

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