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02-03-2018
Mathematics

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A merchant uses the rule: selling price equals cost + 10% of cost. This is a function. Why?

Respuesta :

calculista calculista

11-03-2018

Let
x-------------> cost
y------------> selling price

we know that
y=x+0.10x-----------> y=1.10x

Is a function because, is a relation or correspondence between two magnitudes,x and y, so that each value of x corresponds to a single value of y.

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