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F varies jointly as D and E. Determine F when D=3 E =10 and k =7
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F varies jointly as D and E. Determine F when D=3 E =10 and k =7

User Kamsiinov
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1 Answer

1 vote

The equation for F is,


\begin{gathered} F\propto DE \\ F=kDE \end{gathered}

Determine the value of F.


\begin{gathered} F=7\cdot3\cdot10 \\ =210 \end{gathered}

Thus value of F is 210.

User Mr Bonjour
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