18121584 18121584

16-10-2021
Mathematics

contestada

M is directly proportional to r squared

when r=2 M=14

what is the value of M when r=12

Respuesta :

needforhelp needforhelp

16-10-2021

Answer:

m=84

r:m = 1:7

therefore when r= 1 then M=14

[tex]r = 12 \\ m = 7 \times 12 \\ m = 84[/tex]

I think that's how you do it

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