Mathematics: Let r vary directly with s and inversely with t. which equation represents this equation? assume that a is a constant.[tex]r = ast[/tex][tex]r = rac{as}{t} [/tex][tex]r = rac{at}{s} [/tex][tex]r = rac{a}{st} [/tex]

The answer to that is C=0.97n...

Let r vary directly with s and inversely with t.

Ответ:

hqlego6882

13.03.2022

$\bf \qquad \qquad \textit{combined variation}
\\\\
\begin{array}{llll}
\textit{\underline{y} varies directly with \underline{x}}\\
\textit{and inversely with \underline{z}}
\end{array}\implies y=\cfrac{kx}{z}\impliedby 
\begin{array}{llll}
k=constant\ of\\
\qquad variation
\end{array}\\\\
-------------------------------\\\\
\stackrel{\textit{\underline{r} varies directly with \underline{s} and inversely with \underline{t}}}{r=\cfrac{ks}{t}\qquad \textit{ and since a = k}\qquad r=\cfrac{as}{t}}$

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Let r vary directly with s and inversely with t. which equation represents this equation? assume that a is a constant. $r = ast$ $r = \frac{as}{t}$ $r = \frac{at}{s}$ $r = \frac{a}{st}$

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