If y varies inversely of the square of x and y= 1/72 when x=3 find y when x =5

asked Jul 4, 2023 32.4k views

5 votes

by Royal

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5 votes

Answer:

y = (1)/(200)

Explanation:

∝
(k)/(x^(2) ) (k is a constant we need)

(1)/(72) = (k)/(3^(2) )

k = 0.125

y = (0.125)/(5^(2) )

y=(1)/(200)

Askming answered Jul 9, 2023

4.6k points

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