jthendrickson20
jthendrickson20 jthendrickson20
  • 02-12-2017
  • Mathematics
contestada

If f(x) varies directly with x2, and f(x) = 75 when x = 5, find the value of f(4). 25 48 50 100

Respuesta :

junitasolinp0b75r
junitasolinp0b75r junitasolinp0b75r
  • 02-12-2017
f(x)=3x²
because of that :
f(4)=48
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