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Chanfamily
 3 years ago
y is directly proportional to x^2. It is known that y=10 for a particular value of x. Find the value of y when the value of x is halved
Chanfamily
 3 years ago
y is directly proportional to x^2. It is known that y=10 for a particular value of x. Find the value of y when the value of x is halved

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A.Avinash_Goutham
 3 years ago
Best ResponseYou've already chosen the best response.1y = k*x*x agree? so 10 = k*x*x k=10/x/x so y= 10/x/x * (x/2)*(x/2)
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