17enash 17enash

24-01-2021
Mathematics

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f is inversely proportional to √ g . When f = 8 , g = 25 Work out f when g = 16

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clarch19 clarch19

24-01-2021

Answer:

f = 10

Step-by-step explanation:

find out the constant of variation 'k': F = k/[tex]\sqrt{g}[/tex]

8 = k/ [tex]\sqrt{25}[/tex]

k = 8 · 5

k = 40

f = 40/[tex]\sqrt{16}[/tex]

f = 40/4

f = 10

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