24-06-2017
Mathematics

contestada

Assume that y varies inversely with x. If y=8 when x=1.55. Find x when y=-0.62

Respuesta :

RickyChen RickyChen

24-06-2017

Assume xy = k; so k = 8*1.55 = 12.4

so x = 12.4/-0.62 = -20

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