SOLUTION: Y is directly proportional to the square of x When y=5 x=4 Find the value of y when x= 8

SOLUTION: Y is directly proportional to the square of x When y=5 x=4 Find the value of y when x= 8

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Question 953787: Y is directly proportional to the square of x
When y=5 x=4
Find the value of y when x= 8
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
Y is directly proportional to the square of x
When y=5 x=4
Find the value of y when x= 8
--------------
5:4^2::y:8^2
y = 20
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