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10 y is directly proportional to the cube of x. Given that y = 1512 when x = 6, find the equation for the y in terms of x.​

User Merrily
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1 Answer

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7 votes

Answer:


{ \tt{y \: \alpha \: {x}^(3) }} \\ { \tt{y = k {x}^(3) }} \\ { \bf{k \: is \: a \: proportionality \: constant}} \\ { \tt{1512 = (k * {6}^(3)) }} \\ { \tt{k = 7}} \\ { \boxed{ \bf{y = 7 {x}^(3) }}}

User John De Largentaye
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