4) Suppose z = 3x[squared] over y[cubed] . Which of the following statements is/are true?
A) z is directly proportional to x and inversely proportional to y.
B) z is directly proportional to the square of x and inversely proportional to the cube of y.
C) z is jointly proportional to x[squared] and 1 over y[squared]
Any help will be greatly appreciated
Jun 11th 2005, 01:08 AM
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