brianmorales05p8ulqe brianmorales05p8ulqe
  • 17-05-2018
  • Mathematics
contestada

if y varies directly as x^2 , find k if y=27 and x=3

Respuesta :

sarahv8
sarahv8 sarahv8
  • 19-05-2018
y = kx²

27 = k(3²)

k = 27/9

k = 3
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