Mathematics, 03.07.2019 18:30 nanyckhadiarracom
Pleas me what is the direct variation equation for the table of ordered pares x 60 70 80 y 48 56 64 what is the direct variation equation for the table of ordered pares x 20 30 40 y 24 36 48
Answers: 1
![\bf \qquad \qquad \textit{direct proportional variation} \\\\ \textit{\underline{y} varies directly with \underline{x}}\qquad \qquad y=kx\impliedby \begin{array}{llll} k=constant\ of\\ \qquad variation \end{array} \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ \stackrel{Table~A}{\begin{array}{ccll} x&y\\ \cline{1-2} 60&48\\70&56\\80&64 \end{array}}~\hspace{7em} \stackrel{Table~B}{\begin{array}{ccll} x&y\\ \cline{1-2} 20&24\\30&36\\40&48 \end{array}} \\\\[-0.35em] ~\dotfill](/tpl/images/0047/3242/a011b.png)
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