maryemelsayed maryemelsayed

28-01-2020
Mathematics

contestada

Y varies inversely with x. When x = 3 then y = 5. Write an equation to represent this relationship.

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josshyaby josshyaby

28-01-2020

Answer:

Step-by-step explanation:

y ∞ 1/x

y = k/x

Where k is the constant of proportionality

When x = 3 and y = 5

5 = k/3

Cross multiply

k = 5×3

k = 15

The equation is y = 15/x

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