19cefunwole 19cefunwole
  • 21-11-2021
  • Mathematics
contestada

please help
y∝1/√x If y=5
when x=36 find,
x when y=3

Respuesta :

Аноним Аноним
  • 21-11-2021

Answer:

x = 100.

Step-by-step explanation:

y ∝ 1/√x

y = k /√x    where k is a constant.

When x = 36 y = 5 so we have:

5 = k / √36

5 = k / 6

k = 30

So we have the relation:

y = 30 /√x

When y = 3

3 = 30/ √x

√x = 30/3 = 10

x= 100.

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