Masasch4anaaaartif Masasch4anaaaartif

17-06-2016
Mathematics

contestada

If y varies directly as x, and y is 400 when x is r and y is r when x is 4, what is the numeric constant of variation in this relation?

Respuesta :

jhonyy9 jhonyy9

19-06-2016

so than y varies directly with x this mean y = x
so than y=400 when x=r andy = r when x = 4

y=400 ------ x=r
y =r ------ x=4

bc. we know that y varies directly as x so y=nx so r= 4/400 = 1/100

the numeric constant is r = 1/100

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greekfire14040 greekfire14040

22-09-2020

Answer:

It is not 100

Step-by-step explanation:

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