Respuesta :

fieryanswererft

Answer:

y = 567

Step-by-step explanation:

y = x^2

y = kx^2 ........k is constant

112 = k * 4^2

k = 112/ 4^2

k = 7

so,

y = x^2

if x = 9

then,

y = 7 * 9^2

y = 567

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