hayaayoosuf hayaayoosuf
  • 14-01-2020
  • Mathematics
contestada

1) y is directly proportional to x. If y-6, when x - 2. Find
a) The constant of proportionality. ​

Respuesta :

jimrgrant1 jimrgrant1
  • 14-01-2020

Answer:

k = 3

Step-by-step explanation:

Given that y is directly proportional to x then the equation relating them is

y = kx ← k is the constant of proportionality

To find k use the condition y = - 6 when x = - 2, then

k = [tex]\frac{y}{x}[/tex] = [tex]\frac{-6}{-2}[/tex] = 3

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