carlsellars26
carlsellars26 carlsellars26
  • 02-11-2016
  • Mathematics
contestada

y varies directly with x2 and y = 72 when x = 3.

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rnolas rnolas
  • 02-11-2016
I think the problem is work this way because y is equal to 72 and x is 3 you just multiply 72(3)2=432
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