Mathematics, 25.09.2019 01:00 itscheesycheedar
What is the constant of variation, k, of the direct variation, y=kx, through (5,8)
Answers: 1
![\bf \qquad \qquad \textit{direct proportional variation} \\\\ \textit{\underline{y} varies directly with \underline{x}}\qquad \qquad \stackrel{\textit{constant of variation}}{y=\stackrel{\downarrow }{k}x~\hfill } \\\\[-0.35em] \rule{34em}{0.25pt}\\\\ (\stackrel{x}{5}~,~\stackrel{y}{8})\qquad \implies 8=k(5)\implies \cfrac{8}{5}=k](/tpl/images/0259/8145/61c99.png)
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What is the constant of variation, k, of the direct variation, y=kx, through (5,8)...
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