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yy Varies Directly as the Square Of xx If y=72y=72 When x=3x=3

Question 114

Multiple Choice

yy varies directly as the square of xx . If y=72y=72 when x=3x=3 , find yy when xx is 9 .


A) 648
B) 24
C) 216
D) 0
E) 27

Correct Answer:

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