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    Mathematics
  3. Study Set
    Calculus
  4. Exam
    Exam 3: Differentiation
  5. Question
    All Edges of a Cube Are Expanding at a Rate
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All Edges of a Cube Are Expanding at a Rate

Question 21

Question 21

Multiple Choice

All edges of a cube are expanding at a rate of 9 centimeters per second.How fast is the volume changing when each edge is 2 centimeters? ​


A) 486 All edges of a cube are expanding at a rate of 9 centimeters per second.How fast is the volume changing when each edge is 2 centimeters? ​ A) 486   B) 72   C) 36   D) 108   E) 162
B) 72 All edges of a cube are expanding at a rate of 9 centimeters per second.How fast is the volume changing when each edge is 2 centimeters? ​ A) 486   B) 72   C) 36   D) 108   E) 162
C) 36 All edges of a cube are expanding at a rate of 9 centimeters per second.How fast is the volume changing when each edge is 2 centimeters? ​ A) 486   B) 72   C) 36   D) 108   E) 162
D) 108 All edges of a cube are expanding at a rate of 9 centimeters per second.How fast is the volume changing when each edge is 2 centimeters? ​ A) 486   B) 72   C) 36   D) 108   E) 162
E) 162 All edges of a cube are expanding at a rate of 9 centimeters per second.How fast is the volume changing when each edge is 2 centimeters? ​ A) 486   B) 72   C) 36   D) 108   E) 162

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