Mathematics, 30.01.2020 17:44 heids17043
Ihave two questions. is y= (4 2/3) x proportonal? and is y= 3(x - 1) proportional? if it’s proportional, what’s the constant variable?
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}\\\\ y = 4\frac{2}{3}x\qquad \qquad yes\qquad \checkmark\qquad \qquad k = 4\frac{2}{3} \\\\[-0.35em] ~\dotfill\\\\ y=3(x-1)\implies \stackrel{\textit{distributing}}{y=3x-3}\qquad \qquad yes\qquad \checkmark \qquad \qquad k=3](/tpl/images/0486/6481/f4628.png)
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Ihave two questions. is y= (4 2/3) x proportonal? and is y= 3(x - 1) proportional? if it’s proport...
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