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

19-05-2018

y = kx²

27 = k(3²)

k = 27/9

k = 3

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