AM-2322

Linear law

A Math · Secondary 4 · Medium · Linear law

The variables

x

and

y

are related by

xy^2 = 5x + 3y

. Which equation shows how a straight-line graph can be obtained by plotting

Y

against

X

?

Plot $Y = y - \dfrac{5}{y}$ against $X = \dfrac{1}{x}$ .
Plot $Y = \dfrac{1}{y}$ against $X = x$ .
Plot $Y = y$ against $X = \dfrac{1}{x}$ .
Plot $Y = \dfrac{x}{y}$ against $X = y$ .

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