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4 votes
Y varies directly with the cube of x
y = 108 when x = 3

Express y In terms of x

User Jean S
by
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1 Answer

3 votes

Answer:

y = 36x

Explanation:

y varies directly with x ,

that is y
\propto x

Let k be constant

=> y = kx

=> 108 = k(3)

=> k = 108/3

=> k = 36

y can be expressed in terms of x as kx or simply 36x . As we found value of constant as 36.

User Xtof Pernod
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4.1k points