11-12-2017
Mathematics

contestada

The function f(x) varies directly with x and f(x)=160 when x=40.

what is f(x) when x=8?

32

20

5

2

Respuesta :

elmoredfur elmoredfur

11-12-2017

160÷40 is 4 so i think the function f multiplies x by 4.
when x is 8, 8×4=32 so the answer shld be 32

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