contestada

y varies inversely with x
y=2.5 when x=5
what is the value of k, the constant of inverse variation?

Respuesta :

Answer:

Step-by-step explanation:

y ∞ 1/x

y = k/x

k is the constant of proportionality

k = yx

y=2.5 when x=5

k = 2.5×5

k = 12.5