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24-05-2021
Mathematics

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Given y varies inversely as x, and y = 5 when x = 9. Write the inverse function

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abidemiokin abidemiokin

29-05-2021

Answer:

y = 45/x

Step-by-step explanation:

Given y varies inversely as x, then;

y = k/x

If y = 5 when x = 9

5 = k/9

k = 5*9

k = 45

Substitute into the formula above;

y = k/x

y = 45/x

Hence the required inverse function is y = 45/x

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